153698740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1301

約数の個数: 72

約数和(自身を含む): 359243640

約数和(自身を除く): 205544900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 169, 185, 260, 338, 370, 481, 676, 740, 845, 962, 1229, 1690, 1924, 2405, 2458, 3380, 4810, 4916, 6145, 6253, 9620, 12290, 12506, 15977, 24580, 25012, 31265, 31954, 45473, 62530, 63908, 79885, 90946, 125060, 159770, 181892, 207701, 227365, 319540, 415402, 454730, 591149, 830804, 909460, 1038505, 1182298, 2077010, 2364596, 2955745, 4154020, 5911490, 7684937, 11822980, 15369874, 30739748, 38424685, 76849370, 153698740]

約数ペア:

[(1, 153698740), (2, 76849370), (4, 38424685), (5, 30739748), (10, 15369874), (13, 11822980), (20, 7684937), (26, 5911490), (37, 4154020), (52, 2955745), (65, 2364596), (74, 2077010), (130, 1182298), (148, 1038505), (169, 909460), (185, 830804), (260, 591149), (338, 454730), (370, 415402), (481, 319540), (676, 227365), (740, 207701), (845, 181892), (962, 159770), (1229, 125060), (1690, 90946), (1924, 79885), (2405, 63908), (2458, 62530), (3380, 45473), (4810, 31954), (4916, 31265), (6145, 25012), (6253, 24580), (9620, 15977), (12290, 12506)]