139013940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178223}}^1$

素因数の和:178248

約数の個数: 48

約数和(自身を含む): 419182848

約数和(自身を除く): 280168908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 178223, 356446, 534669, 712892, 891115, 1069338, 1782230, 2138676, 2316899, 2673345, 3564460, 4633798, 5346690, 6950697, 9267596, 10693380, 11584495, 13901394, 23168990, 27802788, 34753485, 46337980, 69506970, 139013940]

約数ペア:

[(1, 139013940), (2, 69506970), (3, 46337980), (4, 34753485), (5, 27802788), (6, 23168990), (10, 13901394), (12, 11584495), (13, 10693380), (15, 9267596), (20, 6950697), (26, 5346690), (30, 4633798), (39, 3564460), (52, 2673345), (60, 2316899), (65, 2138676), (78, 1782230), (130, 1069338), (156, 891115), (195, 712892), (260, 534669), (390, 356446), (780, 178223)]