128829840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{536791}}^1$

素因数の和:536807

約数の個数: 40

約数和(自身を含む): 399373248

約数和(自身を除く): 270543408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 536791, 1073582, 1610373, 2147164, 2683955, 3220746, 4294328, 5367910, 6441492, 8051865, 8588656, 10735820, 12882984, 16103730, 21471640, 25765968, 32207460, 42943280, 64414920, 128829840]

約数ペア:

[(1, 128829840), (2, 64414920), (3, 42943280), (4, 32207460), (5, 25765968), (6, 21471640), (8, 16103730), (10, 12882984), (12, 10735820), (15, 8588656), (16, 8051865), (20, 6441492), (24, 5367910), (30, 4294328), (40, 3220746), (48, 2683955), (60, 2147164), (80, 1610373), (120, 1073582), (240, 536791)]