1900386090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:653

約数の個数: 128

約数和(自身を含む): 5154693120

約数和(自身を除く): 3254307030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 127, 135, 157, 254, 270, 314, 353, 381, 471, 635, 706, 762, 785, 942, 1059, 1143, 1270, 1413, 1570, 1765, 1905, 2118, 2286, 2355, 2826, 3177, 3429, 3530, 3810, 4239, 4710, 5295, 5715, 6354, 6858, 7065, 8478, 9531, 10590, 11430, 14130, 15885, 17145, 19062, 19939, 21195, 31770, 34290, 39878, 42390, 44831, 47655, 55421, 59817, 89662, 95310, 99695, 110842, 119634, 134493, 166263, 179451, 199390, 224155, 268986, 277105, 299085, 332526, 358902, 403479, 448310, 498789, 538353, 554210, 598170, 672465, 806958, 831315, 897255, 997578, 1076706, 1210437, 1344930, 1496367, 1662630, 1794510, 2017395, 2420874, 2493945, 2691765, 2992734, 4034790, 4987890, 5383530, 6052185, 7038467, 7481835, 12104370, 14076934, 14963670, 21115401, 35192335, 42230802, 63346203, 70384670, 105577005, 126692406, 190038609, 211154010, 316731015, 380077218, 633462030, 950193045, 1900386090]

約数ペア:

[(1, 1900386090), (2, 950193045), (3, 633462030), (5, 380077218), (6, 316731015), (9, 211154010), (10, 190038609), (15, 126692406), (18, 105577005), (27, 70384670), (30, 63346203), (45, 42230802), (54, 35192335), (90, 21115401), (127, 14963670), (135, 14076934), (157, 12104370), (254, 7481835), (270, 7038467), (314, 6052185), (353, 5383530), (381, 4987890), (471, 4034790), (635, 2992734), (706, 2691765), (762, 2493945), (785, 2420874), (942, 2017395), (1059, 1794510), (1143, 1662630), (1270, 1496367), (1413, 1344930), (1570, 1210437), (1765, 1076706), (1905, 997578), (2118, 897255), (2286, 831315), (2355, 806958), (2826, 672465), (3177, 598170), (3429, 554210), (3530, 538353), (3810, 498789), (4239, 448310), (4710, 403479), (5295, 358902), (5715, 332526), (6354, 299085), (6858, 277105), (7065, 268986), (8478, 224155), (9531, 199390), (10590, 179451), (11430, 166263), (14130, 134493), (15885, 119634), (17145, 110842), (19062, 99695), (19939, 95310), (21195, 89662), (31770, 59817), (34290, 55421), (39878, 47655), (42390, 44831)]