249227840

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:364

約数の個数: 112

約数和(自身を含む): 617110272

約数和(自身を除く): 367882432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 73, 80, 94, 146, 160, 188, 227, 235, 292, 320, 365, 376, 454, 470, 584, 730, 752, 908, 940, 1135, 1168, 1460, 1504, 1816, 1880, 2270, 2336, 2920, 3008, 3431, 3632, 3760, 4540, 4672, 5840, 6862, 7264, 7520, 9080, 10669, 11680, 13724, 14528, 15040, 16571, 17155, 18160, 21338, 23360, 27448, 33142, 34310, 36320, 42676, 53345, 54896, 66284, 68620, 72640, 82855, 85352, 106690, 109792, 132568, 137240, 165710, 170704, 213380, 219584, 265136, 274480, 331420, 341408, 426760, 530272, 548960, 662840, 682816, 778837, 853520, 1060544, 1097920, 1325680, 1557674, 1707040, 2651360, 3115348, 3414080, 3894185, 5302720, 6230696, 7788370, 12461392, 15576740, 24922784, 31153480, 49845568, 62306960, 124613920, 249227840]

約数ペア:

[(1, 249227840), (2, 124613920), (4, 62306960), (5, 49845568), (8, 31153480), (10, 24922784), (16, 15576740), (20, 12461392), (32, 7788370), (40, 6230696), (47, 5302720), (64, 3894185), (73, 3414080), (80, 3115348), (94, 2651360), (146, 1707040), (160, 1557674), (188, 1325680), (227, 1097920), (235, 1060544), (292, 853520), (320, 778837), (365, 682816), (376, 662840), (454, 548960), (470, 530272), (584, 426760), (730, 341408), (752, 331420), (908, 274480), (940, 265136), (1135, 219584), (1168, 213380), (1460, 170704), (1504, 165710), (1816, 137240), (1880, 132568), (2270, 109792), (2336, 106690), (2920, 85352), (3008, 82855), (3431, 72640), (3632, 68620), (3760, 66284), (4540, 54896), (4672, 53345), (5840, 42676), (6862, 36320), (7264, 34310), (7520, 33142), (9080, 27448), (10669, 23360), (11680, 21338), (13724, 18160), (14528, 17155), (15040, 16571)]