492765780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631751}}^1$

素因数の和:631776

約数の個数: 48

約数和(自身を含む): 1485880704

約数和(自身を除く): 993114924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 631751, 1263502, 1895253, 2527004, 3158755, 3790506, 6317510, 7581012, 8212763, 9476265, 12635020, 16425526, 18952530, 24638289, 32851052, 37905060, 41063815, 49276578, 82127630, 98553156, 123191445, 164255260, 246382890, 492765780]

約数ペア:

[(1, 492765780), (2, 246382890), (3, 164255260), (4, 123191445), (5, 98553156), (6, 82127630), (10, 49276578), (12, 41063815), (13, 37905060), (15, 32851052), (20, 24638289), (26, 18952530), (30, 16425526), (39, 12635020), (52, 9476265), (60, 8212763), (65, 7581012), (78, 6317510), (130, 3790506), (156, 3158755), (195, 2527004), (260, 1895253), (390, 1263502), (780, 631751)]