20451870560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:366

約数の個数: 384

約数和(自身を含む): 58118860800

約数和(自身を除く): 37666990240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 32, 38, 40, 44, 55, 62, 76, 80, 88, 95, 109, 110, 124, 152, 155, 160, 176, 181, 190, 209, 218, 220, 248, 304, 310, 341, 352, 362, 380, 418, 436, 440, 496, 545, 589, 608, 620, 682, 724, 760, 836, 872, 880, 905, 992, 1045, 1090, 1178, 1199, 1240, 1364, 1448, 1520, 1672, 1705, 1744, 1760, 1810, 1991, 2071, 2090, 2180, 2356, 2398, 2480, 2728, 2896, 2945, 3040, 3344, 3379, 3410, 3439, 3488, 3620, 3982, 4142, 4180, 4360, 4712, 4796, 4960, 5456, 5611, 5792, 5890, 5995, 6479, 6688, 6758, 6820, 6878, 7240, 7964, 8284, 8360, 8720, 9424, 9592, 9955, 10355, 10912, 11222, 11780, 11990, 12958, 13516, 13640, 13756, 14480, 15928, 16568, 16720, 16895, 17195, 17440, 18848, 19184, 19729, 19910, 20710, 22444, 22781, 23560, 23980, 25916, 27032, 27280, 27512, 28055, 28960, 31856, 32395, 33136, 33440, 33790, 34390, 37169, 37829, 38368, 39458, 39820, 41420, 44888, 45562, 47120, 47960, 51832, 54064, 54560, 55024, 56110, 61721, 63712, 64201, 64790, 66272, 67580, 68780, 74338, 75658, 78916, 79640, 82840, 89776, 91124, 94240, 95920, 98645, 103664, 106609, 108128, 110048, 112220, 113905, 123442, 128402, 129580, 135160, 137560, 148676, 151316, 157832, 159280, 165680, 179552, 182248, 185845, 189145, 191840, 197290, 207328, 213218, 217019, 224440, 227810, 246884, 256804, 259160, 270320, 275120, 297352, 302632, 308605, 315664, 318560, 321005, 331360, 364496, 371690, 374851, 378290, 394580, 426436, 434038, 448880, 455620, 493768, 513608, 518320, 533045, 540640, 550240, 594704, 605264, 611599, 617210, 631328, 642010, 706211, 728992, 743380, 749702, 756580, 789160, 852872, 868076, 897760, 911240, 987536, 1027216, 1036640, 1066090, 1085095, 1172699, 1189408, 1210528, 1223198, 1234420, 1284020, 1412422, 1486760, 1499404, 1513160, 1578320, 1705744, 1736152, 1822480, 1874255, 1975072, 2054432, 2132180, 2170190, 2345398, 2446396, 2468840, 2568040, 2824844, 2973520, 2998808, 3026320, 3057995, 3156640, 3411488, 3472304, 3531055, 3644960, 3748510, 4123361, 4264360, 4340380, 4690796, 4892792, 4937680, 5136080, 5649688, 5863495, 5947040, 5997616, 6052640, 6115990, 6727589, 6944608, 7062110, 7497020, 8246722, 8528720, 8680760, 9381592, 9785584, 9875360, 10272160, 11299376, 11620381, 11726990, 11995232, 12231980, 13455178, 14124220, 14994040, 16493444, 17057440, 17361520, 18763184, 19571168, 20616805, 22598752, 23240762, 23453980, 24463960, 26910356, 28248440, 29988080, 32986888, 33637945, 34723040, 37526368, 41233610, 46481524, 46907960, 48927920, 53820712, 56496880, 58101905, 59976160, 65973776, 67275890, 82467220, 92963048, 93815920, 97855840, 107641424, 112993760, 116203810, 127824191, 131947552, 134551780, 164934440, 185926096, 187631840, 215282848, 232407620, 255648382, 269103560, 329868880, 371852192, 464815240, 511296764, 538207120, 639120955, 659737760, 929630480, 1022593528, 1076414240, 1278241910, 1859260960, 2045187056, 2556483820, 4090374112, 5112967640, 10225935280, 20451870560]

約数ペア:

[(1, 20451870560), (2, 10225935280), (4, 5112967640), (5, 4090374112), (8, 2556483820), (10, 2045187056), (11, 1859260960), (16, 1278241910), (19, 1076414240), (20, 1022593528), (22, 929630480), (31, 659737760), (32, 639120955), (38, 538207120), (40, 511296764), (44, 464815240), (55, 371852192), (62, 329868880), (76, 269103560), (80, 255648382), (88, 232407620), (95, 215282848), (109, 187631840), (110, 185926096), (124, 164934440), (152, 134551780), (155, 131947552), (160, 127824191), (176, 116203810), (181, 112993760), (190, 107641424), (209, 97855840), (218, 93815920), (220, 92963048), (248, 82467220), (304, 67275890), (310, 65973776), (341, 59976160), (352, 58101905), (362, 56496880), (380, 53820712), (418, 48927920), (436, 46907960), (440, 46481524), (496, 41233610), (545, 37526368), (589, 34723040), (608, 33637945), (620, 32986888), (682, 29988080), (724, 28248440), (760, 26910356), (836, 24463960), (872, 23453980), (880, 23240762), (905, 22598752), (992, 20616805), (1045, 19571168), (1090, 18763184), (1178, 17361520), (1199, 17057440), (1240, 16493444), (1364, 14994040), (1448, 14124220), (1520, 13455178), (1672, 12231980), (1705, 11995232), (1744, 11726990), (1760, 11620381), (1810, 11299376), (1991, 10272160), (2071, 9875360), (2090, 9785584), (2180, 9381592), (2356, 8680760), (2398, 8528720), (2480, 8246722), (2728, 7497020), (2896, 7062110), (2945, 6944608), (3040, 6727589), (3344, 6115990), (3379, 6052640), (3410, 5997616), (3439, 5947040), (3488, 5863495), (3620, 5649688), (3982, 5136080), (4142, 4937680), (4180, 4892792), (4360, 4690796), (4712, 4340380), (4796, 4264360), (4960, 4123361), (5456, 3748510), (5611, 3644960), (5792, 3531055), (5890, 3472304), (5995, 3411488), (6479, 3156640), (6688, 3057995), (6758, 3026320), (6820, 2998808), (6878, 2973520), (7240, 2824844), (7964, 2568040), (8284, 2468840), (8360, 2446396), (8720, 2345398), (9424, 2170190), (9592, 2132180), (9955, 2054432), (10355, 1975072), (10912, 1874255), (11222, 1822480), (11780, 1736152), (11990, 1705744), (12958, 1578320), (13516, 1513160), (13640, 1499404), (13756, 1486760), (14480, 1412422), (15928, 1284020), (16568, 1234420), (16720, 1223198), (16895, 1210528), (17195, 1189408), (17440, 1172699), (18848, 1085095), (19184, 1066090), (19729, 1036640), (19910, 1027216), (20710, 987536), (22444, 911240), (22781, 897760), (23560, 868076), (23980, 852872), (25916, 789160), (27032, 756580), (27280, 749702), (27512, 743380), (28055, 728992), (28960, 706211), (31856, 642010), (32395, 631328), (33136, 617210), (33440, 611599), (33790, 605264), (34390, 594704), (37169, 550240), (37829, 540640), (38368, 533045), (39458, 518320), (39820, 513608), (41420, 493768), (44888, 455620), (45562, 448880), (47120, 434038), (47960, 426436), (51832, 394580), (54064, 378290), (54560, 374851), (55024, 371690), (56110, 364496), (61721, 331360), (63712, 321005), (64201, 318560), (64790, 315664), (66272, 308605), (67580, 302632), (68780, 297352), (74338, 275120), (75658, 270320), (78916, 259160), (79640, 256804), (82840, 246884), (89776, 227810), (91124, 224440), (94240, 217019), (95920, 213218), (98645, 207328), (103664, 197290), (106609, 191840), (108128, 189145), (110048, 185845), (112220, 182248), (113905, 179552), (123442, 165680), (128402, 159280), (129580, 157832), (135160, 151316), (137560, 148676)]