15672109880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{440723}}^1$

素因数の和:440868

約数の個数: 64

約数和(自身を含む): 40617123840

約数和(自身を除く): 24945013960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3556, 4445, 5080, 7112, 8890, 17780, 35560, 440723, 881446, 1762892, 2203615, 3085061, 3525784, 4407230, 6170122, 8814460, 12340244, 15425305, 17628920, 24680488, 30850610, 55971821, 61701220, 111943642, 123402440, 223887284, 279859105, 391802747, 447774568, 559718210, 783605494, 1119436420, 1567210988, 1959013735, 2238872840, 3134421976, 3918027470, 7836054940, 15672109880]

約数ペア:

[(1, 15672109880), (2, 7836054940), (4, 3918027470), (5, 3134421976), (7, 2238872840), (8, 1959013735), (10, 1567210988), (14, 1119436420), (20, 783605494), (28, 559718210), (35, 447774568), (40, 391802747), (56, 279859105), (70, 223887284), (127, 123402440), (140, 111943642), (254, 61701220), (280, 55971821), (508, 30850610), (635, 24680488), (889, 17628920), (1016, 15425305), (1270, 12340244), (1778, 8814460), (2540, 6170122), (3556, 4407230), (4445, 3525784), (5080, 3085061), (7112, 2203615), (8890, 1762892), (17780, 881446), (35560, 440723)]