621957180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{739}}^1$

素因数の和:860

約数の個数: 144

約数和(自身を含む): 1911047040

約数和(自身を除く): 1289089860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 83, 130, 156, 166, 169, 195, 249, 260, 332, 338, 390, 415, 498, 507, 676, 739, 780, 830, 845, 996, 1014, 1079, 1245, 1478, 1660, 1690, 2028, 2158, 2217, 2490, 2535, 2956, 3237, 3380, 3695, 4316, 4434, 4980, 5070, 5395, 6474, 7390, 8868, 9607, 10140, 10790, 11085, 12948, 14027, 14780, 16185, 19214, 21580, 22170, 28054, 28821, 32370, 38428, 42081, 44340, 48035, 56108, 57642, 61337, 64740, 70135, 84162, 96070, 115284, 122674, 124891, 140270, 144105, 168324, 184011, 192140, 210405, 245348, 249782, 280540, 288210, 306685, 368022, 374673, 420810, 499564, 576420, 613370, 624455, 736044, 749346, 797381, 841620, 920055, 1226740, 1248910, 1498692, 1594762, 1840110, 1873365, 2392143, 2497820, 3189524, 3680220, 3746730, 3986905, 4784286, 7493460, 7973810, 9568572, 10365953, 11960715, 15947620, 20731906, 23921430, 31097859, 41463812, 47842860, 51829765, 62195718, 103659530, 124391436, 155489295, 207319060, 310978590, 621957180]

約数ペア:

[(1, 621957180), (2, 310978590), (3, 207319060), (4, 155489295), (5, 124391436), (6, 103659530), (10, 62195718), (12, 51829765), (13, 47842860), (15, 41463812), (20, 31097859), (26, 23921430), (30, 20731906), (39, 15947620), (52, 11960715), (60, 10365953), (65, 9568572), (78, 7973810), (83, 7493460), (130, 4784286), (156, 3986905), (166, 3746730), (169, 3680220), (195, 3189524), (249, 2497820), (260, 2392143), (332, 1873365), (338, 1840110), (390, 1594762), (415, 1498692), (498, 1248910), (507, 1226740), (676, 920055), (739, 841620), (780, 797381), (830, 749346), (845, 736044), (996, 624455), (1014, 613370), (1079, 576420), (1245, 499564), (1478, 420810), (1660, 374673), (1690, 368022), (2028, 306685), (2158, 288210), (2217, 280540), (2490, 249782), (2535, 245348), (2956, 210405), (3237, 192140), (3380, 184011), (3695, 168324), (4316, 144105), (4434, 140270), (4980, 124891), (5070, 122674), (5395, 115284), (6474, 96070), (7390, 84162), (8868, 70135), (9607, 64740), (10140, 61337), (10790, 57642), (11085, 56108), (12948, 48035), (14027, 44340), (14780, 42081), (16185, 38428), (19214, 32370), (21580, 28821), (22170, 28054)]