279946680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179453}}^1$

素因数の和:179480

約数の個数: 64

約数和(自身を含む): 904448160

約数和(自身を除く): 624501480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 179453, 358906, 538359, 717812, 897265, 1076718, 1435624, 1794530, 2153436, 2332889, 2691795, 3589060, 4306872, 4665778, 5383590, 6998667, 7178120, 9331556, 10767180, 11664445, 13997334, 18663112, 21534360, 23328890, 27994668, 34993335, 46657780, 55989336, 69986670, 93315560, 139973340, 279946680]

約数ペア:

[(1, 279946680), (2, 139973340), (3, 93315560), (4, 69986670), (5, 55989336), (6, 46657780), (8, 34993335), (10, 27994668), (12, 23328890), (13, 21534360), (15, 18663112), (20, 13997334), (24, 11664445), (26, 10767180), (30, 9331556), (39, 7178120), (40, 6998667), (52, 5383590), (60, 4665778), (65, 4306872), (78, 3589060), (104, 2691795), (120, 2332889), (130, 2153436), (156, 1794530), (195, 1435624), (260, 1076718), (312, 897265), (390, 717812), (520, 538359), (780, 358906), (1560, 179453)]