353149760

素因数分解:

$2^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2837}}^1$

素因数の和:3243

約数の個数: 56

約数和(自身を含む): 843396840

約数和(自身を除く): 490247080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 389, 778, 1556, 1945, 2837, 3112, 3890, 5674, 6224, 7780, 11348, 12448, 14185, 15560, 22696, 24896, 28370, 31120, 45392, 56740, 62240, 90784, 113480, 124480, 181568, 226960, 453920, 907840, 1103593, 2207186, 4414372, 5517965, 8828744, 11035930, 17657488, 22071860, 35314976, 44143720, 70629952, 88287440, 176574880, 353149760]

約数ペア:

[(1, 353149760), (2, 176574880), (4, 88287440), (5, 70629952), (8, 44143720), (10, 35314976), (16, 22071860), (20, 17657488), (32, 11035930), (40, 8828744), (64, 5517965), (80, 4414372), (160, 2207186), (320, 1103593), (389, 907840), (778, 453920), (1556, 226960), (1945, 181568), (2837, 124480), (3112, 113480), (3890, 90784), (5674, 62240), (6224, 56740), (7780, 45392), (11348, 31120), (12448, 28370), (14185, 24896), (15560, 22696)]