20728372392

素因数分解:

$2^3\times 3^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:948

約数の個数: 576

約数和(自身を含む): 76858891200

約数和(自身を除く): 56130518808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 19, 21, 24, 26, 27, 28, 36, 38, 39, 42, 49, 52, 54, 56, 57, 63, 72, 76, 78, 81, 84, 91, 98, 104, 108, 114, 117, 126, 133, 147, 152, 156, 162, 168, 171, 182, 189, 196, 216, 228, 234, 243, 247, 252, 266, 273, 294, 312, 324, 342, 351, 364, 378, 392, 399, 441, 456, 468, 486, 494, 504, 513, 532, 546, 567, 588, 637, 648, 684, 702, 728, 741, 756, 798, 819, 881, 882, 931, 936, 972, 988, 1026, 1053, 1064, 1092, 1134, 1176, 1197, 1274, 1323, 1368, 1404, 1482, 1512, 1539, 1596, 1638, 1701, 1729, 1762, 1764, 1862, 1911, 1944, 1976, 2052, 2106, 2184, 2223, 2268, 2394, 2457, 2548, 2643, 2646, 2793, 2808, 2964, 3078, 3159, 3192, 3276, 3402, 3458, 3524, 3528, 3591, 3724, 3822, 3969, 4104, 4212, 4446, 4536, 4617, 4788, 4914, 5096, 5187, 5286, 5292, 5586, 5733, 5928, 6156, 6167, 6318, 6552, 6669, 6804, 6916, 7048, 7182, 7371, 7448, 7644, 7929, 7938, 8379, 8424, 8892, 9234, 9576, 9828, 10374, 10572, 10584, 10773, 11172, 11453, 11466, 11907, 12103, 12312, 12334, 12636, 13338, 13608, 13832, 14364, 14742, 15288, 15561, 15858, 15876, 16739, 16758, 17199, 17784, 18468, 18501, 19656, 20007, 20748, 21144, 21546, 22113, 22344, 22906, 22932, 23787, 23814, 24206, 24668, 25137, 25272, 26676, 28728, 29484, 31122, 31716, 31752, 32319, 33478, 33516, 34359, 34398, 36309, 36936, 37002, 40014, 41496, 43092, 43169, 44226, 45812, 45864, 46683, 47574, 47628, 48412, 49336, 50217, 50274, 51597, 53352, 55503, 58968, 60021, 62244, 63432, 64638, 66956, 67032, 68718, 68796, 71361, 72618, 74004, 75411, 80028, 80171, 86184, 86338, 88452, 91624, 93366, 95148, 95256, 96824, 100434, 100548, 103077, 103194, 108927, 111006, 117173, 120042, 124488, 129276, 129507, 133912, 137436, 137592, 140049, 142722, 145236, 148008, 150651, 150822, 154791, 160056, 160342, 166509, 172676, 176904, 186732, 190296, 200868, 201096, 206154, 206388, 214083, 217607, 217854, 222012, 226233, 234346, 240084, 240513, 258552, 259014, 274872, 280098, 285444, 290472, 301302, 301644, 309231, 309582, 320684, 326781, 333018, 345352, 351519, 373464, 388521, 401736, 412308, 412776, 420147, 428166, 435214, 435708, 444024, 451953, 452466, 468692, 480168, 481026, 499527, 518028, 560196, 561197, 570888, 602604, 603288, 618462, 619164, 641368, 652821, 653562, 666036, 703038, 721539, 777042, 820211, 824616, 840294, 856332, 870428, 871416, 903906, 904932, 927693, 937384, 962052, 980343, 999054, 1036056, 1054557, 1120392, 1122394, 1165563, 1205208, 1236924, 1238328, 1305642, 1307124, 1332072, 1355859, 1406076, 1443078, 1498581, 1523249, 1554084, 1640422, 1680588, 1683591, 1712664, 1740856, 1807812, 1809864, 1855386, 1924104, 1958463, 1960686, 1998108, 2109114, 2164617, 2244788, 2331126, 2460633, 2473848, 2611284, 2614248, 2711718, 2783079, 2812152, 2886156, 2941029, 2997162, 3046498, 3108168, 3163671, 3280844, 3361176, 3367182, 3496689, 3615624, 3710772, 3916926, 3921372, 3996216, 4067577, 4218228, 4329234, 4489576, 4569747, 4662252, 4921266, 5050773, 5222568, 5423436, 5566158, 5772312, 5875389, 5882058, 5994324, 6092996, 6327342, 6493851, 6561688, 6734364, 6993378, 7381899, 7421544, 7833852, 7842744, 8135154, 8436456, 8658468, 9139494, 9324504, 9491013, 9842532, 10101546, 10490067, 10662743, 10846872, 11132316, 11750778, 11764116, 11988648, 12185992, 12654684, 12987702, 13468728, 13709241, 13986756, 14763798, 15152319, 15667704, 16270308, 17316936, 17626167, 18278988, 18982026, 19481553, 19685064, 20203092, 20980134, 21325486, 22145697, 22264632, 23501556, 23528232, 25309368, 25975404, 27418482, 27973512, 28473039, 29527596, 30304638, 31988229, 32540616, 35252334, 36557976, 37964052, 38963106, 40406184, 41127723, 41960268, 42650972, 44291394, 45456957, 47003112, 51950808, 52878501, 54836964, 56946078, 59055192, 60609276, 63976458, 66437091, 70504668, 75928104, 77926212, 82255446, 83920536, 85301944, 88582788, 90913914, 95964687, 105757002, 109673928, 113892156, 121218552, 123383169, 127952916, 132874182, 136370871, 141009336, 155852424, 164510892, 177165576, 181827828, 191929374, 199311273, 211514004, 227784312, 246766338, 255905832, 265748364, 272741742, 287894061, 329021784, 363655656, 370149507, 383858748, 398622546, 423028008, 493532676, 531496728, 545483484, 575788122, 740299014, 767717496, 797245092, 863682183, 987065352, 1090966968, 1151576244, 1480598028, 1594490184, 1727364366, 2303152488, 2591046549, 2961196056, 3454728732, 5182093098, 6909457464, 10364186196, 20728372392]

約数ペア:

[(1, 20728372392), (2, 10364186196), (3, 6909457464), (4, 5182093098), (6, 3454728732), (7, 2961196056), (8, 2591046549), (9, 2303152488), (12, 1727364366), (13, 1594490184), (14, 1480598028), (18, 1151576244), (19, 1090966968), (21, 987065352), (24, 863682183), (26, 797245092), (27, 767717496), (28, 740299014), (36, 575788122), (38, 545483484), (39, 531496728), (42, 493532676), (49, 423028008), (52, 398622546), (54, 383858748), (56, 370149507), (57, 363655656), (63, 329021784), (72, 287894061), (76, 272741742), (78, 265748364), (81, 255905832), (84, 246766338), (91, 227784312), (98, 211514004), (104, 199311273), (108, 191929374), (114, 181827828), (117, 177165576), (126, 164510892), (133, 155852424), (147, 141009336), (152, 136370871), (156, 132874182), (162, 127952916), (168, 123383169), (171, 121218552), (182, 113892156), (189, 109673928), (196, 105757002), (216, 95964687), (228, 90913914), (234, 88582788), (243, 85301944), (247, 83920536), (252, 82255446), (266, 77926212), (273, 75928104), (294, 70504668), (312, 66437091), (324, 63976458), (342, 60609276), (351, 59055192), (364, 56946078), (378, 54836964), (392, 52878501), (399, 51950808), (441, 47003112), (456, 45456957), (468, 44291394), (486, 42650972), (494, 41960268), (504, 41127723), (513, 40406184), (532, 38963106), (546, 37964052), (567, 36557976), (588, 35252334), (637, 32540616), (648, 31988229), (684, 30304638), (702, 29527596), (728, 28473039), (741, 27973512), (756, 27418482), (798, 25975404), (819, 25309368), (881, 23528232), (882, 23501556), (931, 22264632), (936, 22145697), (972, 21325486), (988, 20980134), (1026, 20203092), (1053, 19685064), (1064, 19481553), (1092, 18982026), (1134, 18278988), (1176, 17626167), (1197, 17316936), (1274, 16270308), (1323, 15667704), (1368, 15152319), (1404, 14763798), (1482, 13986756), (1512, 13709241), (1539, 13468728), (1596, 12987702), (1638, 12654684), (1701, 12185992), (1729, 11988648), (1762, 11764116), (1764, 11750778), (1862, 11132316), (1911, 10846872), (1944, 10662743), (1976, 10490067), (2052, 10101546), (2106, 9842532), (2184, 9491013), (2223, 9324504), (2268, 9139494), (2394, 8658468), (2457, 8436456), (2548, 8135154), (2643, 7842744), (2646, 7833852), (2793, 7421544), (2808, 7381899), (2964, 6993378), (3078, 6734364), (3159, 6561688), (3192, 6493851), (3276, 6327342), (3402, 6092996), (3458, 5994324), (3524, 5882058), (3528, 5875389), (3591, 5772312), (3724, 5566158), (3822, 5423436), (3969, 5222568), (4104, 5050773), (4212, 4921266), (4446, 4662252), (4536, 4569747), (4617, 4489576), (4788, 4329234), (4914, 4218228), (5096, 4067577), (5187, 3996216), (5286, 3921372), (5292, 3916926), (5586, 3710772), (5733, 3615624), (5928, 3496689), (6156, 3367182), (6167, 3361176), (6318, 3280844), (6552, 3163671), (6669, 3108168), (6804, 3046498), (6916, 2997162), (7048, 2941029), (7182, 2886156), (7371, 2812152), (7448, 2783079), (7644, 2711718), (7929, 2614248), (7938, 2611284), (8379, 2473848), (8424, 2460633), (8892, 2331126), (9234, 2244788), (9576, 2164617), (9828, 2109114), (10374, 1998108), (10572, 1960686), (10584, 1958463), (10773, 1924104), (11172, 1855386), (11453, 1809864), (11466, 1807812), (11907, 1740856), (12103, 1712664), (12312, 1683591), (12334, 1680588), (12636, 1640422), (13338, 1554084), (13608, 1523249), (13832, 1498581), (14364, 1443078), (14742, 1406076), (15288, 1355859), (15561, 1332072), (15858, 1307124), (15876, 1305642), (16739, 1238328), (16758, 1236924), (17199, 1205208), (17784, 1165563), (18468, 1122394), (18501, 1120392), (19656, 1054557), (20007, 1036056), (20748, 999054), (21144, 980343), (21546, 962052), (22113, 937384), (22344, 927693), (22906, 904932), (22932, 903906), (23787, 871416), (23814, 870428), (24206, 856332), (24668, 840294), (25137, 824616), (25272, 820211), (26676, 777042), (28728, 721539), (29484, 703038), (31122, 666036), (31716, 653562), (31752, 652821), (32319, 641368), (33478, 619164), (33516, 618462), (34359, 603288), (34398, 602604), (36309, 570888), (36936, 561197), (37002, 560196), (40014, 518028), (41496, 499527), (43092, 481026), (43169, 480168), (44226, 468692), (45812, 452466), (45864, 451953), (46683, 444024), (47574, 435708), (47628, 435214), (48412, 428166), (49336, 420147), (50217, 412776), (50274, 412308), (51597, 401736), (53352, 388521), (55503, 373464), (58968, 351519), (60021, 345352), (62244, 333018), (63432, 326781), (64638, 320684), (66956, 309582), (67032, 309231), (68718, 301644), (68796, 301302), (71361, 290472), (72618, 285444), (74004, 280098), (75411, 274872), (80028, 259014), (80171, 258552), (86184, 240513), (86338, 240084), (88452, 234346), (91624, 226233), (93366, 222012), (95148, 217854), (95256, 217607), (96824, 214083), (100434, 206388), (100548, 206154), (103077, 201096), (103194, 200868), (108927, 190296), (111006, 186732), (117173, 176904), (120042, 172676), (124488, 166509), (129276, 160342), (129507, 160056), (133912, 154791), (137436, 150822), (137592, 150651), (140049, 148008), (142722, 145236)]