55729980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1621}}^1$

素因数の和:1827

約数の個数: 72

約数和(自身を含む): 170037504

約数和(自身を除く): 114307524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 764, 955, 1146, 1621, 1719, 1910, 2292, 2865, 3242, 3438, 3820, 4863, 5730, 6484, 6876, 8105, 8595, 9726, 11460, 14589, 16210, 17190, 19452, 24315, 29178, 32420, 34380, 48630, 58356, 72945, 97260, 145890, 291780, 309611, 619222, 928833, 1238444, 1548055, 1857666, 2786499, 3096110, 3715332, 4644165, 5572998, 6192220, 9288330, 11145996, 13932495, 18576660, 27864990, 55729980]

約数ペア:

[(1, 55729980), (2, 27864990), (3, 18576660), (4, 13932495), (5, 11145996), (6, 9288330), (9, 6192220), (10, 5572998), (12, 4644165), (15, 3715332), (18, 3096110), (20, 2786499), (30, 1857666), (36, 1548055), (45, 1238444), (60, 928833), (90, 619222), (180, 309611), (191, 291780), (382, 145890), (573, 97260), (764, 72945), (955, 58356), (1146, 48630), (1621, 34380), (1719, 32420), (1910, 29178), (2292, 24315), (2865, 19452), (3242, 17190), (3438, 16210), (3820, 14589), (4863, 11460), (5730, 9726), (6484, 8595), (6876, 8105)]