20461407876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:444

約数の個数: 576

約数和(自身を含む): 72340369920

約数和(自身を除く): 51878962044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 19, 21, 26, 28, 34, 36, 38, 39, 42, 51, 52, 57, 61, 63, 68, 76, 78, 84, 91, 102, 114, 117, 119, 122, 126, 133, 153, 156, 171, 182, 183, 204, 221, 228, 234, 238, 244, 247, 252, 266, 273, 306, 317, 323, 342, 357, 364, 366, 399, 427, 442, 468, 476, 494, 532, 546, 549, 612, 634, 646, 663, 684, 714, 732, 741, 793, 798, 819, 854, 884, 951, 969, 988, 1037, 1071, 1092, 1098, 1159, 1197, 1268, 1281, 1292, 1326, 1428, 1482, 1547, 1586, 1596, 1638, 1708, 1729, 1902, 1938, 1989, 2074, 2142, 2196, 2219, 2223, 2261, 2318, 2379, 2394, 2562, 2652, 2853, 2907, 2964, 3094, 3111, 3172, 3276, 3458, 3477, 3804, 3843, 3876, 3978, 4121, 4148, 4199, 4284, 4438, 4446, 4522, 4636, 4641, 4758, 4788, 5124, 5187, 5389, 5551, 5706, 5814, 6023, 6188, 6222, 6657, 6783, 6916, 6954, 7137, 7259, 7686, 7956, 8113, 8242, 8398, 8876, 8892, 9044, 9282, 9333, 9516, 10374, 10431, 10778, 11102, 11412, 11628, 12046, 12363, 12444, 12597, 13314, 13481, 13566, 13908, 13923, 14274, 14518, 15067, 15372, 15561, 16167, 16226, 16484, 16653, 16796, 18069, 18564, 18666, 19337, 19703, 19971, 20349, 20748, 20862, 21556, 21777, 22204, 24092, 24339, 24726, 25194, 26628, 26962, 27132, 27846, 28548, 28847, 29036, 29393, 30134, 31122, 32334, 32452, 33306, 36138, 37089, 37332, 37723, 37791, 38674, 39406, 39942, 40443, 40698, 41724, 42161, 43554, 45201, 48501, 48678, 49452, 49959, 50388, 53924, 54207, 55692, 57694, 58011, 58786, 59109, 60268, 62244, 64668, 65331, 66612, 70057, 72276, 73017, 74178, 75446, 75582, 77348, 78299, 78812, 79884, 80886, 81396, 84322, 86541, 87108, 88179, 90402, 94367, 97002, 97356, 99918, 102391, 105469, 108414, 113169, 115388, 116022, 117572, 118218, 121329, 126483, 130662, 135359, 135603, 137921, 140114, 146034, 148356, 150892, 151164, 156598, 161772, 168644, 173082, 174033, 176358, 177327, 180804, 188734, 194004, 199836, 204782, 210171, 210938, 216828, 226338, 232044, 234897, 236436, 242658, 251381, 252966, 256139, 259623, 261324, 264537, 270718, 271206, 275842, 280228, 283101, 292068, 307173, 313196, 316407, 328729, 339507, 346164, 348066, 352716, 354654, 367403, 377468, 379449, 406077, 409564, 413763, 420342, 421876, 452676, 469794, 485316, 490399, 502762, 505932, 512278, 519246, 529074, 541436, 542412, 548093, 551684, 566202, 614346, 630513, 632814, 657458, 679014, 696132, 704691, 709308, 716737, 734806, 754143, 758898, 768417, 812154, 827526, 840684, 849303, 921519, 939588, 949221, 980798, 986187, 1005524, 1024556, 1038492, 1058148, 1096186, 1102209, 1132404, 1218231, 1228692, 1241289, 1261026, 1265628, 1314916, 1331083, 1358028, 1409382, 1433474, 1469612, 1471197, 1508286, 1517796, 1536834, 1624308, 1644279, 1655052, 1698606, 1759667, 1792973, 1843038, 1898442, 1961596, 1972374, 2150211, 2192372, 2204418, 2262429, 2301103, 2305251, 2436462, 2482578, 2522052, 2571821, 2662166, 2818764, 2866948, 2942394, 2958561, 3016572, 3073668, 3288558, 3306627, 3397212, 3519334, 3585946, 3686076, 3796884, 3944748, 3993249, 4273477, 4300422, 4408836, 4413591, 4524858, 4602206, 4610502, 4776239, 4872924, 4932837, 4965156, 5143642, 5279001, 5324332, 5378919, 5884788, 5917122, 6245851, 6450633, 6577116, 6613254, 6903309, 7038668, 7171892, 7715463, 7986498, 8546954, 8600844, 8827182, 9049716, 9204412, 9221004, 9317581, 9552478, 9865674, 10287284, 10558002, 10757838, 11834244, 11979747, 12491702, 12820431, 12901266, 13226508, 13806618, 14328717, 15430926, 15837003, 15972996, 16136757, 17093908, 17654364, 18635162, 18737553, 19104956, 19731348, 20709927, 21116004, 21515676, 23146389, 23959494, 24983404, 25640862, 25802532, 27613236, 27952743, 28657434, 29914339, 30861852, 31674006, 32273514, 33433673, 37270324, 37475106, 38461293, 41419854, 42986151, 43720957, 46292778, 47918988, 51281724, 55905486, 56212659, 57314868, 59828678, 63348012, 64547028, 66867346, 74950212, 76922586, 81196063, 82839708, 83858229, 85972302, 87441914, 89743017, 92585556, 100301019, 111810972, 112425318, 119657356, 131162871, 133734692, 153845172, 162392126, 167716458, 171944604, 174883828, 179486034, 200602038, 224850636, 243588189, 262325742, 269229051, 300903057, 324784252, 335432916, 358972068, 393488613, 401204076, 487176378, 524651484, 538458102, 568372441, 601806114, 730764567, 786977226, 974352756, 1076916204, 1136744882, 1203612228, 1461529134, 1573954452, 1705117323, 2273489764, 2923058268, 3410234646, 5115351969, 6820469292, 10230703938, 20461407876]

約数ペア:

[(1, 20461407876), (2, 10230703938), (3, 6820469292), (4, 5115351969), (6, 3410234646), (7, 2923058268), (9, 2273489764), (12, 1705117323), (13, 1573954452), (14, 1461529134), (17, 1203612228), (18, 1136744882), (19, 1076916204), (21, 974352756), (26, 786977226), (28, 730764567), (34, 601806114), (36, 568372441), (38, 538458102), (39, 524651484), (42, 487176378), (51, 401204076), (52, 393488613), (57, 358972068), (61, 335432916), (63, 324784252), (68, 300903057), (76, 269229051), (78, 262325742), (84, 243588189), (91, 224850636), (102, 200602038), (114, 179486034), (117, 174883828), (119, 171944604), (122, 167716458), (126, 162392126), (133, 153845172), (153, 133734692), (156, 131162871), (171, 119657356), (182, 112425318), (183, 111810972), (204, 100301019), (221, 92585556), (228, 89743017), (234, 87441914), (238, 85972302), (244, 83858229), (247, 82839708), (252, 81196063), (266, 76922586), (273, 74950212), (306, 66867346), (317, 64547028), (323, 63348012), (342, 59828678), (357, 57314868), (364, 56212659), (366, 55905486), (399, 51281724), (427, 47918988), (442, 46292778), (468, 43720957), (476, 42986151), (494, 41419854), (532, 38461293), (546, 37475106), (549, 37270324), (612, 33433673), (634, 32273514), (646, 31674006), (663, 30861852), (684, 29914339), (714, 28657434), (732, 27952743), (741, 27613236), (793, 25802532), (798, 25640862), (819, 24983404), (854, 23959494), (884, 23146389), (951, 21515676), (969, 21116004), (988, 20709927), (1037, 19731348), (1071, 19104956), (1092, 18737553), (1098, 18635162), (1159, 17654364), (1197, 17093908), (1268, 16136757), (1281, 15972996), (1292, 15837003), (1326, 15430926), (1428, 14328717), (1482, 13806618), (1547, 13226508), (1586, 12901266), (1596, 12820431), (1638, 12491702), (1708, 11979747), (1729, 11834244), (1902, 10757838), (1938, 10558002), (1989, 10287284), (2074, 9865674), (2142, 9552478), (2196, 9317581), (2219, 9221004), (2223, 9204412), (2261, 9049716), (2318, 8827182), (2379, 8600844), (2394, 8546954), (2562, 7986498), (2652, 7715463), (2853, 7171892), (2907, 7038668), (2964, 6903309), (3094, 6613254), (3111, 6577116), (3172, 6450633), (3276, 6245851), (3458, 5917122), (3477, 5884788), (3804, 5378919), (3843, 5324332), (3876, 5279001), (3978, 5143642), (4121, 4965156), (4148, 4932837), (4199, 4872924), (4284, 4776239), (4438, 4610502), (4446, 4602206), (4522, 4524858), (4636, 4413591), (4641, 4408836), (4758, 4300422), (4788, 4273477), (5124, 3993249), (5187, 3944748), (5389, 3796884), (5551, 3686076), (5706, 3585946), (5814, 3519334), (6023, 3397212), (6188, 3306627), (6222, 3288558), (6657, 3073668), (6783, 3016572), (6916, 2958561), (6954, 2942394), (7137, 2866948), (7259, 2818764), (7686, 2662166), (7956, 2571821), (8113, 2522052), (8242, 2482578), (8398, 2436462), (8876, 2305251), (8892, 2301103), (9044, 2262429), (9282, 2204418), (9333, 2192372), (9516, 2150211), (10374, 1972374), (10431, 1961596), (10778, 1898442), (11102, 1843038), (11412, 1792973), (11628, 1759667), (12046, 1698606), (12363, 1655052), (12444, 1644279), (12597, 1624308), (13314, 1536834), (13481, 1517796), (13566, 1508286), (13908, 1471197), (13923, 1469612), (14274, 1433474), (14518, 1409382), (15067, 1358028), (15372, 1331083), (15561, 1314916), (16167, 1265628), (16226, 1261026), (16484, 1241289), (16653, 1228692), (16796, 1218231), (18069, 1132404), (18564, 1102209), (18666, 1096186), (19337, 1058148), (19703, 1038492), (19971, 1024556), (20349, 1005524), (20748, 986187), (20862, 980798), (21556, 949221), (21777, 939588), (22204, 921519), (24092, 849303), (24339, 840684), (24726, 827526), (25194, 812154), (26628, 768417), (26962, 758898), (27132, 754143), (27846, 734806), (28548, 716737), (28847, 709308), (29036, 704691), (29393, 696132), (30134, 679014), (31122, 657458), (32334, 632814), (32452, 630513), (33306, 614346), (36138, 566202), (37089, 551684), (37332, 548093), (37723, 542412), (37791, 541436), (38674, 529074), (39406, 519246), (39942, 512278), (40443, 505932), (40698, 502762), (41724, 490399), (42161, 485316), (43554, 469794), (45201, 452676), (48501, 421876), (48678, 420342), (49452, 413763), (49959, 409564), (50388, 406077), (53924, 379449), (54207, 377468), (55692, 367403), (57694, 354654), (58011, 352716), (58786, 348066), (59109, 346164), (60268, 339507), (62244, 328729), (64668, 316407), (65331, 313196), (66612, 307173), (70057, 292068), (72276, 283101), (73017, 280228), (74178, 275842), (75446, 271206), (75582, 270718), (77348, 264537), (78299, 261324), (78812, 259623), (79884, 256139), (80886, 252966), (81396, 251381), (84322, 242658), (86541, 236436), (87108, 234897), (88179, 232044), (90402, 226338), (94367, 216828), (97002, 210938), (97356, 210171), (99918, 204782), (102391, 199836), (105469, 194004), (108414, 188734), (113169, 180804), (115388, 177327), (116022, 176358), (117572, 174033), (118218, 173082), (121329, 168644), (126483, 161772), (130662, 156598), (135359, 151164), (135603, 150892), (137921, 148356), (140114, 146034)]