77481960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{645683}}^1$

素因数の和:645697

約数の個数: 32

約数和(自身を含む): 232446240

約数和(自身を除く): 154964280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 645683, 1291366, 1937049, 2582732, 3228415, 3874098, 5165464, 6456830, 7748196, 9685245, 12913660, 15496392, 19370490, 25827320, 38740980, 77481960]

約数ペア:

[(1, 77481960), (2, 38740980), (3, 25827320), (4, 19370490), (5, 15496392), (6, 12913660), (8, 9685245), (10, 7748196), (12, 6456830), (15, 5165464), (20, 3874098), (24, 3228415), (30, 2582732), (40, 1937049), (60, 1291366), (120, 645683)]