71246840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4801}}^1$

素因数の和:4872

約数の個数: 64

約数和(自身を含む): 186701760

約数和(自身を除く): 115454920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4801, 7420, 9602, 14840, 19204, 24005, 33607, 38408, 48010, 67214, 96020, 134428, 168035, 192040, 254453, 268856, 336070, 508906, 672140, 1017812, 1272265, 1344280, 1781171, 2035624, 2544530, 3562342, 5089060, 7124684, 8905855, 10178120, 14249368, 17811710, 35623420, 71246840]

約数ペア:

[(1, 71246840), (2, 35623420), (4, 17811710), (5, 14249368), (7, 10178120), (8, 8905855), (10, 7124684), (14, 5089060), (20, 3562342), (28, 2544530), (35, 2035624), (40, 1781171), (53, 1344280), (56, 1272265), (70, 1017812), (106, 672140), (140, 508906), (212, 336070), (265, 268856), (280, 254453), (371, 192040), (424, 168035), (530, 134428), (742, 96020), (1060, 67214), (1484, 48010), (1855, 38408), (2120, 33607), (2968, 24005), (3710, 19204), (4801, 14840), (7420, 9602)]