127516740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163483}}^1$

素因数の和:163508

約数の個数: 48

約数和(自身を含む): 384514368

約数和(自身を除く): 256997628

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, 163483, 326966, 490449, 653932, 817415, 980898, 1634830, 1961796, 2125279, 2452245, 3269660, 4250558, 4904490, 6375837, 8501116, 9808980, 10626395, 12751674, 21252790, 25503348, 31879185, 42505580, 63758370, 127516740]

約数ペア:

[(1, 127516740), (2, 63758370), (3, 42505580), (4, 31879185), (5, 25503348), (6, 21252790), (10, 12751674), (12, 10626395), (13, 9808980), (15, 8501116), (20, 6375837), (26, 4904490), (30, 4250558), (39, 3269660), (52, 2452245), (60, 2125279), (65, 1961796), (78, 1634830), (130, 980898), (156, 817415), (195, 653932), (260, 490449), (390, 326966), (780, 163483)]