74781420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{677}}^1$

素因数の和:959

約数の個数: 96

約数和(自身を含む): 240565248

約数和(自身を除く): 165783828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 263, 420, 526, 677, 789, 1052, 1315, 1354, 1578, 1841, 2031, 2630, 2708, 3156, 3385, 3682, 3945, 4062, 4739, 5260, 5523, 6770, 7364, 7890, 8124, 9205, 9478, 10155, 11046, 13540, 14217, 15780, 18410, 18956, 20310, 22092, 23695, 27615, 28434, 36820, 40620, 47390, 55230, 56868, 71085, 94780, 110460, 142170, 178051, 284340, 356102, 534153, 712204, 890255, 1068306, 1246357, 1780510, 2136612, 2492714, 2670765, 3561020, 3739071, 4985428, 5341530, 6231785, 7478142, 10683060, 12463570, 14956284, 18695355, 24927140, 37390710, 74781420]

約数ペア:

[(1, 74781420), (2, 37390710), (3, 24927140), (4, 18695355), (5, 14956284), (6, 12463570), (7, 10683060), (10, 7478142), (12, 6231785), (14, 5341530), (15, 4985428), (20, 3739071), (21, 3561020), (28, 2670765), (30, 2492714), (35, 2136612), (42, 1780510), (60, 1246357), (70, 1068306), (84, 890255), (105, 712204), (140, 534153), (210, 356102), (263, 284340), (420, 178051), (526, 142170), (677, 110460), (789, 94780), (1052, 71085), (1315, 56868), (1354, 55230), (1578, 47390), (1841, 40620), (2031, 36820), (2630, 28434), (2708, 27615), (3156, 23695), (3385, 22092), (3682, 20310), (3945, 18956), (4062, 18410), (4739, 15780), (5260, 14217), (5523, 13540), (6770, 11046), (7364, 10155), (7890, 9478), (8124, 9205)]