131690040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1621}}^1$

素因数の和:2312

約数の個数: 64

約数和(自身を含む): 395897760

約数和(自身を除く): 264207720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677, 1354, 1621, 2031, 2708, 3242, 3385, 4062, 4863, 5416, 6484, 6770, 8105, 8124, 9726, 10155, 12968, 13540, 16210, 16248, 19452, 20310, 24315, 27080, 32420, 38904, 40620, 48630, 64840, 81240, 97260, 194520, 1097417, 2194834, 3292251, 4389668, 5487085, 6584502, 8779336, 10974170, 13169004, 16461255, 21948340, 26338008, 32922510, 43896680, 65845020, 131690040]

約数ペア:

[(1, 131690040), (2, 65845020), (3, 43896680), (4, 32922510), (5, 26338008), (6, 21948340), (8, 16461255), (10, 13169004), (12, 10974170), (15, 8779336), (20, 6584502), (24, 5487085), (30, 4389668), (40, 3292251), (60, 2194834), (120, 1097417), (677, 194520), (1354, 97260), (1621, 81240), (2031, 64840), (2708, 48630), (3242, 40620), (3385, 38904), (4062, 32420), (4863, 27080), (5416, 24315), (6484, 20310), (6770, 19452), (8105, 16248), (8124, 16210), (9726, 13540), (10155, 12968)]