318473480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{14243}}^1$

素因数の和:14310

約数の個数: 64

約数和(自身を含む): 789687360

約数和(自身を除く): 471213880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5590, 11180, 14243, 22360, 28486, 56972, 71215, 113944, 142430, 185159, 284860, 370318, 569720, 612449, 740636, 925795, 1224898, 1481272, 1851590, 2449796, 3062245, 3703180, 4899592, 6124490, 7406360, 7961837, 12248980, 15923674, 24497960, 31847348, 39809185, 63694696, 79618370, 159236740, 318473480]

約数ペア:

[(1, 318473480), (2, 159236740), (4, 79618370), (5, 63694696), (8, 39809185), (10, 31847348), (13, 24497960), (20, 15923674), (26, 12248980), (40, 7961837), (43, 7406360), (52, 6124490), (65, 4899592), (86, 3703180), (104, 3062245), (130, 2449796), (172, 1851590), (215, 1481272), (260, 1224898), (344, 925795), (430, 740636), (520, 612449), (559, 569720), (860, 370318), (1118, 284860), (1720, 185159), (2236, 142430), (2795, 113944), (4472, 71215), (5590, 56972), (11180, 28486), (14243, 22360)]