189739840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{617}}^1$

素因数の和:696

約数の個数: 84

約数和(自身を含む): 467619588

約数和(自身を除く): 277879748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 617, 620, 961, 992, 1234, 1240, 1922, 1984, 2468, 2480, 3085, 3844, 4805, 4936, 4960, 6170, 7688, 9610, 9872, 9920, 12340, 15376, 19127, 19220, 19744, 24680, 30752, 38254, 38440, 39488, 49360, 61504, 76508, 76880, 95635, 98720, 153016, 153760, 191270, 197440, 306032, 307520, 382540, 592937, 612064, 765080, 1185874, 1224128, 1530160, 2371748, 2964685, 3060320, 4743496, 5929370, 6120640, 9486992, 11858740, 18973984, 23717480, 37947968, 47434960, 94869920, 189739840]

約数ペア:

[(1, 189739840), (2, 94869920), (4, 47434960), (5, 37947968), (8, 23717480), (10, 18973984), (16, 11858740), (20, 9486992), (31, 6120640), (32, 5929370), (40, 4743496), (62, 3060320), (64, 2964685), (80, 2371748), (124, 1530160), (155, 1224128), (160, 1185874), (248, 765080), (310, 612064), (320, 592937), (496, 382540), (617, 307520), (620, 306032), (961, 197440), (992, 191270), (1234, 153760), (1240, 153016), (1922, 98720), (1984, 95635), (2468, 76880), (2480, 76508), (3085, 61504), (3844, 49360), (4805, 39488), (4936, 38440), (4960, 38254), (6170, 30752), (7688, 24680), (9610, 19744), (9872, 19220), (9920, 19127), (12340, 15376)]