204458640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27481}}^1$

素因数の和:27528

約数の個数: 80

約数和(自身を含む): 654291456

約数和(自身を除く): 449832816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 27481, 54962, 82443, 109924, 137405, 164886, 219848, 274810, 329772, 412215, 439696, 549620, 659544, 824430, 851911, 1099240, 1319088, 1648860, 1703822, 2198480, 2555733, 3297720, 3407644, 4259555, 5111466, 6595440, 6815288, 8519110, 10222932, 12778665, 13630576, 17038220, 20445864, 25557330, 34076440, 40891728, 51114660, 68152880, 102229320, 204458640]

約数ペア:

[(1, 204458640), (2, 102229320), (3, 68152880), (4, 51114660), (5, 40891728), (6, 34076440), (8, 25557330), (10, 20445864), (12, 17038220), (15, 13630576), (16, 12778665), (20, 10222932), (24, 8519110), (30, 6815288), (31, 6595440), (40, 5111466), (48, 4259555), (60, 3407644), (62, 3297720), (80, 2555733), (93, 2198480), (120, 1703822), (124, 1648860), (155, 1319088), (186, 1099240), (240, 851911), (248, 824430), (310, 659544), (372, 549620), (465, 439696), (496, 412215), (620, 329772), (744, 274810), (930, 219848), (1240, 164886), (1488, 137405), (1860, 109924), (2480, 82443), (3720, 54962), (7440, 27481)]