74251240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:875

約数の個数: 128

約数和(自身を含む): 213062400

約数和(自身を除く): 138811160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 238, 266, 280, 323, 340, 380, 476, 532, 595, 646, 665, 680, 760, 821, 952, 1064, 1190, 1292, 1330, 1615, 1642, 2261, 2380, 2584, 2660, 3230, 3284, 4105, 4522, 4760, 5320, 5747, 6460, 6568, 8210, 9044, 11305, 11494, 12920, 13957, 15599, 16420, 18088, 22610, 22988, 27914, 28735, 31198, 32840, 45220, 45976, 55828, 57470, 62396, 69785, 77995, 90440, 97699, 109193, 111656, 114940, 124792, 139570, 155990, 195398, 218386, 229880, 265183, 279140, 311980, 390796, 436772, 488495, 530366, 545965, 558280, 623960, 781592, 873544, 976990, 1060732, 1091930, 1325915, 1856281, 1953980, 2121464, 2183860, 2651830, 3712562, 3907960, 4367720, 5303660, 7425124, 9281405, 10607320, 14850248, 18562810, 37125620, 74251240]

約数ペア:

[(1, 74251240), (2, 37125620), (4, 18562810), (5, 14850248), (7, 10607320), (8, 9281405), (10, 7425124), (14, 5303660), (17, 4367720), (19, 3907960), (20, 3712562), (28, 2651830), (34, 2183860), (35, 2121464), (38, 1953980), (40, 1856281), (56, 1325915), (68, 1091930), (70, 1060732), (76, 976990), (85, 873544), (95, 781592), (119, 623960), (133, 558280), (136, 545965), (140, 530366), (152, 488495), (170, 436772), (190, 390796), (238, 311980), (266, 279140), (280, 265183), (323, 229880), (340, 218386), (380, 195398), (476, 155990), (532, 139570), (595, 124792), (646, 114940), (665, 111656), (680, 109193), (760, 97699), (821, 90440), (952, 77995), (1064, 69785), (1190, 62396), (1292, 57470), (1330, 55828), (1615, 45976), (1642, 45220), (2261, 32840), (2380, 31198), (2584, 28735), (2660, 27914), (3230, 22988), (3284, 22610), (4105, 18088), (4522, 16420), (4760, 15599), (5320, 13957), (5747, 12920), (6460, 11494), (6568, 11305), (8210, 9044)]