405107040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64921}}^1$

素因数の和:64952

約数の個数: 96

約数和(自身を含む): 1374268896

約数和(自身を除く): 969161856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 64921, 129842, 194763, 259684, 324605, 389526, 519368, 649210, 779052, 843973, 973815, 1038736, 1298420, 1558104, 1687946, 1947630, 2077472, 2531919, 2596840, 3116208, 3375892, 3895260, 4219865, 5063838, 5193680, 6232416, 6751784, 7790520, 8439730, 10127676, 10387360, 12659595, 13503568, 15581040, 16879460, 20255352, 25319190, 27007136, 31162080, 33758920, 40510704, 50638380, 67517840, 81021408, 101276760, 135035680, 202553520, 405107040]

約数ペア:

[(1, 405107040), (2, 202553520), (3, 135035680), (4, 101276760), (5, 81021408), (6, 67517840), (8, 50638380), (10, 40510704), (12, 33758920), (13, 31162080), (15, 27007136), (16, 25319190), (20, 20255352), (24, 16879460), (26, 15581040), (30, 13503568), (32, 12659595), (39, 10387360), (40, 10127676), (48, 8439730), (52, 7790520), (60, 6751784), (65, 6232416), (78, 5193680), (80, 5063838), (96, 4219865), (104, 3895260), (120, 3375892), (130, 3116208), (156, 2596840), (160, 2531919), (195, 2077472), (208, 1947630), (240, 1687946), (260, 1558104), (312, 1298420), (390, 1038736), (416, 973815), (480, 843973), (520, 779052), (624, 649210), (780, 519368), (1040, 389526), (1248, 324605), (1560, 259684), (2080, 194763), (3120, 129842), (6240, 64921)]