551647980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{235747}}^1$

素因数の和:235775

約数の個数: 72

約数和(自身を含む): 1802057712

約数和(自身を除く): 1250409732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 235747, 471494, 707241, 942988, 1178735, 1414482, 2121723, 2357470, 2828964, 3064711, 3536205, 4243446, 4714940, 6129422, 7072410, 8486892, 9194133, 10608615, 12258844, 14144820, 15323555, 18388266, 21217230, 27582399, 30647110, 36776532, 42434460, 45970665, 55164798, 61294220, 91941330, 110329596, 137911995, 183882660, 275823990, 551647980]

約数ペア:

[(1, 551647980), (2, 275823990), (3, 183882660), (4, 137911995), (5, 110329596), (6, 91941330), (9, 61294220), (10, 55164798), (12, 45970665), (13, 42434460), (15, 36776532), (18, 30647110), (20, 27582399), (26, 21217230), (30, 18388266), (36, 15323555), (39, 14144820), (45, 12258844), (52, 10608615), (60, 9194133), (65, 8486892), (78, 7072410), (90, 6129422), (117, 4714940), (130, 4243446), (156, 3536205), (180, 3064711), (195, 2828964), (234, 2357470), (260, 2121723), (390, 1414482), (468, 1178735), (585, 942988), (780, 707241), (1170, 471494), (2340, 235747)]