138753420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{177889}}^1$

素因数の和:177914

約数の個数: 48

約数和(自身を含む): 418397280

約数和(自身を除く): 279643860

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, 177889, 355778, 533667, 711556, 889445, 1067334, 1778890, 2134668, 2312557, 2668335, 3557780, 4625114, 5336670, 6937671, 9250228, 10673340, 11562785, 13875342, 23125570, 27750684, 34688355, 46251140, 69376710, 138753420]

約数ペア:

[(1, 138753420), (2, 69376710), (3, 46251140), (4, 34688355), (5, 27750684), (6, 23125570), (10, 13875342), (12, 11562785), (13, 10673340), (15, 9250228), (20, 6937671), (26, 5336670), (30, 4625114), (39, 3557780), (52, 2668335), (60, 2312557), (65, 2134668), (78, 1778890), (130, 1067334), (156, 889445), (195, 711556), (260, 533667), (390, 355778), (780, 177889)]