138870080

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13999}}^1$

素因数の和:14047

約数の個数: 56

約数和(自身を含む): 341376000

約数和(自身を除く): 202505920

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, 13999, 27998, 55996, 69995, 111992, 139990, 223984, 279980, 433969, 447968, 559960, 867938, 895936, 1119920, 1735876, 2169845, 2239840, 3471752, 4339690, 4479680, 6943504, 8679380, 13887008, 17358760, 27774016, 34717520, 69435040, 138870080]

約数ペア:

[(1, 138870080), (2, 69435040), (4, 34717520), (5, 27774016), (8, 17358760), (10, 13887008), (16, 8679380), (20, 6943504), (31, 4479680), (32, 4339690), (40, 3471752), (62, 2239840), (64, 2169845), (80, 1735876), (124, 1119920), (155, 895936), (160, 867938), (248, 559960), (310, 447968), (320, 433969), (496, 279980), (620, 223984), (992, 139990), (1240, 111992), (1984, 69995), (2480, 55996), (4960, 27998), (9920, 13999)]