404740960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6277}}^1$

素因数の和:6336

約数の個数: 96

約数和(自身を含む): 1063141632

約数和(自身を除く): 658400672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 3224, 4030, 4960, 6277, 6448, 8060, 12554, 12896, 16120, 25108, 31385, 32240, 50216, 62770, 64480, 81601, 100432, 125540, 163202, 194587, 200864, 251080, 326404, 389174, 408005, 502160, 652808, 778348, 816010, 972935, 1004320, 1305616, 1556696, 1632020, 1945870, 2529631, 2611232, 3113392, 3264040, 3891740, 5059262, 6226784, 6528080, 7783480, 10118524, 12648155, 13056160, 15566960, 20237048, 25296310, 31133920, 40474096, 50592620, 80948192, 101185240, 202370480, 404740960]

約数ペア:

[(1, 404740960), (2, 202370480), (4, 101185240), (5, 80948192), (8, 50592620), (10, 40474096), (13, 31133920), (16, 25296310), (20, 20237048), (26, 15566960), (31, 13056160), (32, 12648155), (40, 10118524), (52, 7783480), (62, 6528080), (65, 6226784), (80, 5059262), (104, 3891740), (124, 3264040), (130, 3113392), (155, 2611232), (160, 2529631), (208, 1945870), (248, 1632020), (260, 1556696), (310, 1305616), (403, 1004320), (416, 972935), (496, 816010), (520, 778348), (620, 652808), (806, 502160), (992, 408005), (1040, 389174), (1240, 326404), (1612, 251080), (2015, 200864), (2080, 194587), (2480, 163202), (3224, 125540), (4030, 100432), (4960, 81601), (6277, 64480), (6448, 62770), (8060, 50216), (12554, 32240), (12896, 31385), (16120, 25108)]