518519280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{2521}}^1$

素因数の和:3394

約数の個数: 80

約数和(自身を含む): 1609923744

約数和(自身を除く): 1091404464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 857, 1714, 2521, 2571, 3428, 4285, 5042, 5142, 6856, 7563, 8570, 10084, 10284, 12605, 12855, 13712, 15126, 17140, 20168, 20568, 25210, 25710, 30252, 34280, 37815, 40336, 41136, 50420, 51420, 60504, 68560, 75630, 100840, 102840, 121008, 151260, 201680, 205680, 302520, 605040, 2160497, 4320994, 6481491, 8641988, 10802485, 12962982, 17283976, 21604970, 25925964, 32407455, 34567952, 43209940, 51851928, 64814910, 86419880, 103703856, 129629820, 172839760, 259259640, 518519280]

約数ペア:

[(1, 518519280), (2, 259259640), (3, 172839760), (4, 129629820), (5, 103703856), (6, 86419880), (8, 64814910), (10, 51851928), (12, 43209940), (15, 34567952), (16, 32407455), (20, 25925964), (24, 21604970), (30, 17283976), (40, 12962982), (48, 10802485), (60, 8641988), (80, 6481491), (120, 4320994), (240, 2160497), (857, 605040), (1714, 302520), (2521, 205680), (2571, 201680), (3428, 151260), (4285, 121008), (5042, 102840), (5142, 100840), (6856, 75630), (7563, 68560), (8570, 60504), (10084, 51420), (10284, 50420), (12605, 41136), (12855, 40336), (13712, 37815), (15126, 34280), (17140, 30252), (20168, 25710), (20568, 25210)]