280109910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131507}}^1$

素因数の和:131588

約数の個数: 32

約数和(自身を含む): 681737472

約数和(自身を除く): 401627562

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 131507, 263014, 394521, 657535, 789042, 1315070, 1972605, 3945210, 9336997, 18673994, 28010991, 46684985, 56021982, 93369970, 140054955, 280109910]

約数ペア:

[(1, 280109910), (2, 140054955), (3, 93369970), (5, 56021982), (6, 46684985), (10, 28010991), (15, 18673994), (30, 9336997), (71, 3945210), (142, 1972605), (213, 1315070), (355, 789042), (426, 657535), (710, 394521), (1065, 263014), (2130, 131507)]