340786680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218453}}^1$

素因数の和:218480

約数の個数: 64

約数和(自身を含む): 1101008160

約数和(自身を除く): 760221480

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, 218453, 436906, 655359, 873812, 1092265, 1310718, 1747624, 2184530, 2621436, 2839889, 3276795, 4369060, 5242872, 5679778, 6553590, 8519667, 8738120, 11359556, 13107180, 14199445, 17039334, 22719112, 26214360, 28398890, 34078668, 42598335, 56797780, 68157336, 85196670, 113595560, 170393340, 340786680]

約数ペア:

[(1, 340786680), (2, 170393340), (3, 113595560), (4, 85196670), (5, 68157336), (6, 56797780), (8, 42598335), (10, 34078668), (12, 28398890), (13, 26214360), (15, 22719112), (20, 17039334), (24, 14199445), (26, 13107180), (30, 11359556), (39, 8738120), (40, 8519667), (52, 6553590), (60, 5679778), (65, 5242872), (78, 4369060), (104, 3276795), (120, 2839889), (130, 2621436), (156, 2184530), (195, 1747624), (260, 1310718), (312, 1092265), (390, 873812), (520, 655359), (780, 436906), (1560, 218453)]