61565580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1621}}^1$

素因数の和:1847

約数の個数: 72

約数和(自身を含む): 187749744

約数和(自身を除く): 126184164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1621, 1899, 2110, 2532, 3165, 3242, 3798, 4220, 4863, 6330, 6484, 7596, 8105, 9495, 9726, 12660, 14589, 16210, 18990, 19452, 24315, 29178, 32420, 37980, 48630, 58356, 72945, 97260, 145890, 291780, 342031, 684062, 1026093, 1368124, 1710155, 2052186, 3078279, 3420310, 4104372, 5130465, 6156558, 6840620, 10260930, 12313116, 15391395, 20521860, 30782790, 61565580]

約数ペア:

[(1, 61565580), (2, 30782790), (3, 20521860), (4, 15391395), (5, 12313116), (6, 10260930), (9, 6840620), (10, 6156558), (12, 5130465), (15, 4104372), (18, 3420310), (20, 3078279), (30, 2052186), (36, 1710155), (45, 1368124), (60, 1026093), (90, 684062), (180, 342031), (211, 291780), (422, 145890), (633, 97260), (844, 72945), (1055, 58356), (1266, 48630), (1621, 37980), (1899, 32420), (2110, 29178), (2532, 24315), (3165, 19452), (3242, 18990), (3798, 16210), (4220, 14589), (4863, 12660), (6330, 9726), (6484, 9495), (7596, 8105)]