207911440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8147}}^1$

素因数の和:8200

約数の個数: 80

約数和(自身を含む): 545590080

約数和(自身を除く): 337678640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1595, 2320, 2552, 3190, 5104, 6380, 8147, 12760, 16294, 25520, 32588, 40735, 65176, 81470, 89617, 130352, 162940, 179234, 236263, 325880, 358468, 448085, 472526, 651760, 716936, 896170, 945052, 1181315, 1433872, 1792340, 1890104, 2362630, 2598893, 3584680, 3780208, 4725260, 5197786, 7169360, 9450520, 10395572, 12994465, 18901040, 20791144, 25988930, 41582288, 51977860, 103955720, 207911440]

約数ペア:

[(1, 207911440), (2, 103955720), (4, 51977860), (5, 41582288), (8, 25988930), (10, 20791144), (11, 18901040), (16, 12994465), (20, 10395572), (22, 9450520), (29, 7169360), (40, 5197786), (44, 4725260), (55, 3780208), (58, 3584680), (80, 2598893), (88, 2362630), (110, 1890104), (116, 1792340), (145, 1433872), (176, 1181315), (220, 945052), (232, 896170), (290, 716936), (319, 651760), (440, 472526), (464, 448085), (580, 358468), (638, 325880), (880, 236263), (1160, 179234), (1276, 162940), (1595, 130352), (2320, 89617), (2552, 81470), (3190, 65176), (5104, 40735), (6380, 32588), (8147, 25520), (12760, 16294)]