318422080

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32099}}^1$

素因数の和:32147

約数の個数: 56

約数和(自身を含む): 782726400

約数和(自身を除く): 464304320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 32099, 64198, 128396, 160495, 256792, 320990, 513584, 641980, 995069, 1027168, 1283960, 1990138, 2054336, 2567920, 3980276, 4975345, 5135840, 7960552, 9950690, 10271680, 15921104, 19901380, 31842208, 39802760, 63684416, 79605520, 159211040, 318422080]

約数ペア:

[(1, 318422080), (2, 159211040), (4, 79605520), (5, 63684416), (8, 39802760), (10, 31842208), (16, 19901380), (20, 15921104), (31, 10271680), (32, 9950690), (40, 7960552), (62, 5135840), (64, 4975345), (80, 3980276), (124, 2567920), (155, 2054336), (160, 1990138), (248, 1283960), (310, 1027168), (320, 995069), (496, 641980), (620, 513584), (992, 320990), (1240, 256792), (1984, 160495), (2480, 128396), (4960, 64198), (9920, 32099)]