1297967840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2749}}^1$

素因数の和:3004

約数の個数: 96

約数和(自身を含む): 3318084000

約数和(自身を除く): 2020116160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 227, 260, 416, 454, 520, 908, 1040, 1135, 1816, 2080, 2270, 2749, 2951, 3632, 4540, 5498, 5902, 7264, 9080, 10996, 11804, 13745, 14755, 18160, 21992, 23608, 27490, 29510, 35737, 36320, 43984, 47216, 54980, 59020, 71474, 87968, 94432, 109960, 118040, 142948, 178685, 219920, 236080, 285896, 357370, 439840, 472160, 571792, 624023, 714740, 1143584, 1248046, 1429480, 2496092, 2858960, 3120115, 4992184, 5717920, 6240230, 8112299, 9984368, 12480460, 16224598, 19968736, 24960920, 32449196, 40561495, 49921840, 64898392, 81122990, 99843680, 129796784, 162245980, 259593568, 324491960, 648983920, 1297967840]

約数ペア:

[(1, 1297967840), (2, 648983920), (4, 324491960), (5, 259593568), (8, 162245980), (10, 129796784), (13, 99843680), (16, 81122990), (20, 64898392), (26, 49921840), (32, 40561495), (40, 32449196), (52, 24960920), (65, 19968736), (80, 16224598), (104, 12480460), (130, 9984368), (160, 8112299), (208, 6240230), (227, 5717920), (260, 4992184), (416, 3120115), (454, 2858960), (520, 2496092), (908, 1429480), (1040, 1248046), (1135, 1143584), (1816, 714740), (2080, 624023), (2270, 571792), (2749, 472160), (2951, 439840), (3632, 357370), (4540, 285896), (5498, 236080), (5902, 219920), (7264, 178685), (9080, 142948), (10996, 118040), (11804, 109960), (13745, 94432), (14755, 87968), (18160, 71474), (21992, 59020), (23608, 54980), (27490, 47216), (29510, 43984), (35737, 36320)]