309927840

素因数分解:

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

素因数の和:645701

約数の個数: 48

約数和(自身を含む): 976274208

約数和(自身を除く): 666346368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 645683, 1291366, 1937049, 2582732, 3228415, 3874098, 5165464, 6456830, 7748196, 9685245, 10330928, 12913660, 15496392, 19370490, 20661856, 25827320, 30992784, 38740980, 51654640, 61985568, 77481960, 103309280, 154963920, 309927840]

約数ペア:

[(1, 309927840), (2, 154963920), (3, 103309280), (4, 77481960), (5, 61985568), (6, 51654640), (8, 38740980), (10, 30992784), (12, 25827320), (15, 20661856), (16, 19370490), (20, 15496392), (24, 12913660), (30, 10330928), (32, 9685245), (40, 7748196), (48, 6456830), (60, 5165464), (80, 3874098), (96, 3228415), (120, 2582732), (160, 1937049), (240, 1291366), (480, 645683)]