203314120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1451}}^1$

素因数の和:1606

約数の個数: 64

約数和(自身を含む): 476720640

約数和(自身を除く): 273406520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 113, 124, 155, 226, 248, 310, 452, 565, 620, 904, 1130, 1240, 1451, 2260, 2902, 3503, 4520, 5804, 7006, 7255, 11608, 14012, 14510, 17515, 28024, 29020, 35030, 44981, 58040, 70060, 89962, 140120, 163963, 179924, 224905, 327926, 359848, 449810, 655852, 819815, 899620, 1311704, 1639630, 1799240, 3279260, 5082853, 6558520, 10165706, 20331412, 25414265, 40662824, 50828530, 101657060, 203314120]

約数ペア:

[(1, 203314120), (2, 101657060), (4, 50828530), (5, 40662824), (8, 25414265), (10, 20331412), (20, 10165706), (31, 6558520), (40, 5082853), (62, 3279260), (113, 1799240), (124, 1639630), (155, 1311704), (226, 899620), (248, 819815), (310, 655852), (452, 449810), (565, 359848), (620, 327926), (904, 224905), (1130, 179924), (1240, 163963), (1451, 140120), (2260, 89962), (2902, 70060), (3503, 58040), (4520, 44981), (5804, 35030), (7006, 29020), (7255, 28024), (11608, 17515), (14012, 14510)]