40989840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 160

約数和(自身を含む): 136598400

約数和(自身を除く): 95608560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 89, 95, 101, 114, 120, 152, 178, 190, 202, 228, 240, 267, 285, 303, 304, 356, 380, 404, 445, 456, 505, 534, 570, 606, 712, 760, 808, 890, 912, 1010, 1068, 1140, 1212, 1335, 1424, 1515, 1520, 1616, 1691, 1780, 1919, 2020, 2136, 2280, 2424, 2670, 3030, 3382, 3560, 3838, 4040, 4272, 4560, 4848, 5073, 5340, 5757, 6060, 6764, 7120, 7676, 8080, 8455, 8989, 9595, 10146, 10680, 11514, 12120, 13528, 15352, 16910, 17978, 19190, 20292, 21360, 23028, 24240, 25365, 26967, 27056, 28785, 30704, 33820, 35956, 38380, 40584, 44945, 46056, 50730, 53934, 57570, 67640, 71912, 76760, 81168, 89890, 92112, 101460, 107868, 115140, 134835, 135280, 143824, 153520, 170791, 179780, 202920, 215736, 230280, 269670, 341582, 359560, 405840, 431472, 460560, 512373, 539340, 683164, 719120, 853955, 1024746, 1078680, 1366328, 1707910, 2049492, 2157360, 2561865, 2732656, 3415820, 4098984, 5123730, 6831640, 8197968, 10247460, 13663280, 20494920, 40989840]

約数ペア:

[(1, 40989840), (2, 20494920), (3, 13663280), (4, 10247460), (5, 8197968), (6, 6831640), (8, 5123730), (10, 4098984), (12, 3415820), (15, 2732656), (16, 2561865), (19, 2157360), (20, 2049492), (24, 1707910), (30, 1366328), (38, 1078680), (40, 1024746), (48, 853955), (57, 719120), (60, 683164), (76, 539340), (80, 512373), (89, 460560), (95, 431472), (101, 405840), (114, 359560), (120, 341582), (152, 269670), (178, 230280), (190, 215736), (202, 202920), (228, 179780), (240, 170791), (267, 153520), (285, 143824), (303, 135280), (304, 134835), (356, 115140), (380, 107868), (404, 101460), (445, 92112), (456, 89890), (505, 81168), (534, 76760), (570, 71912), (606, 67640), (712, 57570), (760, 53934), (808, 50730), (890, 46056), (912, 44945), (1010, 40584), (1068, 38380), (1140, 35956), (1212, 33820), (1335, 30704), (1424, 28785), (1515, 27056), (1520, 26967), (1616, 25365), (1691, 24240), (1780, 23028), (1919, 21360), (2020, 20292), (2136, 19190), (2280, 17978), (2424, 16910), (2670, 15352), (3030, 13528), (3382, 12120), (3560, 11514), (3838, 10680), (4040, 10146), (4272, 9595), (4560, 8989), (4848, 8455), (5073, 8080), (5340, 7676), (5757, 7120), (6060, 6764)]