428568240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1785701}}^1$

素因数の和:1785717

約数の個数: 40

約数和(自身を含む): 1328562288

約数和(自身を除く): 899994048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1785701, 3571402, 5357103, 7142804, 8928505, 10714206, 14285608, 17857010, 21428412, 26785515, 28571216, 35714020, 42856824, 53571030, 71428040, 85713648, 107142060, 142856080, 214284120, 428568240]

約数ペア:

[(1, 428568240), (2, 214284120), (3, 142856080), (4, 107142060), (5, 85713648), (6, 71428040), (8, 53571030), (10, 42856824), (12, 35714020), (15, 28571216), (16, 26785515), (20, 21428412), (24, 17857010), (30, 14285608), (40, 10714206), (48, 8928505), (60, 7142804), (80, 5357103), (120, 3571402), (240, 1785701)]