51906060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{631}}^1$

素因数の和:1103

約数の個数: 72

約数和(自身を含む): 158042976

約数和(自身を除く): 106136916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 631, 914, 1262, 1371, 1828, 1893, 2285, 2524, 2742, 3155, 3786, 4113, 4570, 5484, 5679, 6310, 6855, 7572, 8226, 9140, 9465, 11358, 12620, 13710, 16452, 18930, 20565, 22716, 27420, 28395, 37860, 41130, 56790, 82260, 113580, 288367, 576734, 865101, 1153468, 1441835, 1730202, 2595303, 2883670, 3460404, 4325505, 5190606, 5767340, 8651010, 10381212, 12976515, 17302020, 25953030, 51906060]

約数ペア:

[(1, 51906060), (2, 25953030), (3, 17302020), (4, 12976515), (5, 10381212), (6, 8651010), (9, 5767340), (10, 5190606), (12, 4325505), (15, 3460404), (18, 2883670), (20, 2595303), (30, 1730202), (36, 1441835), (45, 1153468), (60, 865101), (90, 576734), (180, 288367), (457, 113580), (631, 82260), (914, 56790), (1262, 41130), (1371, 37860), (1828, 28395), (1893, 27420), (2285, 22716), (2524, 20565), (2742, 18930), (3155, 16452), (3786, 13710), (4113, 12620), (4570, 11358), (5484, 9465), (5679, 9140), (6310, 8226), (6855, 7572)]