204629920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{499}}^1$

素因数の和:758

約数の個数: 96

約数和(自身を含む): 530712000

約数和(自身を除く): 326082080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 233, 352, 440, 466, 499, 880, 932, 998, 1165, 1760, 1864, 1996, 2330, 2495, 2563, 3728, 3992, 4660, 4990, 5126, 5489, 7456, 7984, 9320, 9980, 10252, 10978, 12815, 15968, 18640, 19960, 20504, 21956, 25630, 27445, 37280, 39920, 41008, 43912, 51260, 54890, 79840, 82016, 87824, 102520, 109780, 116267, 175648, 205040, 219560, 232534, 410080, 439120, 465068, 581335, 878240, 930136, 1162670, 1278937, 1860272, 2325340, 2557874, 3720544, 4650680, 5115748, 6394685, 9301360, 10231496, 12789370, 18602720, 20462992, 25578740, 40925984, 51157480, 102314960, 204629920]

約数ペア:

[(1, 204629920), (2, 102314960), (4, 51157480), (5, 40925984), (8, 25578740), (10, 20462992), (11, 18602720), (16, 12789370), (20, 10231496), (22, 9301360), (32, 6394685), (40, 5115748), (44, 4650680), (55, 3720544), (80, 2557874), (88, 2325340), (110, 1860272), (160, 1278937), (176, 1162670), (220, 930136), (233, 878240), (352, 581335), (440, 465068), (466, 439120), (499, 410080), (880, 232534), (932, 219560), (998, 205040), (1165, 175648), (1760, 116267), (1864, 109780), (1996, 102520), (2330, 87824), (2495, 82016), (2563, 79840), (3728, 54890), (3992, 51260), (4660, 43912), (4990, 41008), (5126, 39920), (5489, 37280), (7456, 27445), (7984, 25630), (9320, 21956), (9980, 20504), (10252, 19960), (10978, 18640), (12815, 15968)]