31477140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:910

約数の個数: 96

約数和(自身を含む): 99429120

約数和(自身を除く): 67951980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 90, 108, 135, 142, 180, 213, 270, 284, 355, 426, 540, 639, 710, 821, 852, 1065, 1278, 1420, 1642, 1917, 2130, 2463, 2556, 3195, 3284, 3834, 4105, 4260, 4926, 6390, 7389, 7668, 8210, 9585, 9852, 12315, 12780, 14778, 16420, 19170, 22167, 24630, 29556, 36945, 38340, 44334, 49260, 58291, 73890, 88668, 110835, 116582, 147780, 174873, 221670, 233164, 291455, 349746, 443340, 524619, 582910, 699492, 874365, 1049238, 1165820, 1573857, 1748730, 2098476, 2623095, 3147714, 3497460, 5246190, 6295428, 7869285, 10492380, 15738570, 31477140]

約数ペア:

[(1, 31477140), (2, 15738570), (3, 10492380), (4, 7869285), (5, 6295428), (6, 5246190), (9, 3497460), (10, 3147714), (12, 2623095), (15, 2098476), (18, 1748730), (20, 1573857), (27, 1165820), (30, 1049238), (36, 874365), (45, 699492), (54, 582910), (60, 524619), (71, 443340), (90, 349746), (108, 291455), (135, 233164), (142, 221670), (180, 174873), (213, 147780), (270, 116582), (284, 110835), (355, 88668), (426, 73890), (540, 58291), (639, 49260), (710, 44334), (821, 38340), (852, 36945), (1065, 29556), (1278, 24630), (1420, 22167), (1642, 19170), (1917, 16420), (2130, 14778), (2463, 12780), (2556, 12315), (3195, 9852), (3284, 9585), (3834, 8210), (4105, 7668), (4260, 7389), (4926, 6390)]