290537640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1279}}^1$

素因数の和:1927

約数の個数: 96

約数和(自身を含む): 946483200

約数和(自身を除く): 655945560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 631, 1262, 1279, 1893, 2524, 2558, 3155, 3786, 3837, 5048, 5116, 5679, 6310, 6395, 7572, 7674, 9465, 10232, 11358, 11511, 12620, 12790, 15144, 15348, 18930, 19185, 22716, 23022, 25240, 25580, 28395, 30696, 37860, 38370, 45432, 46044, 51160, 56790, 57555, 75720, 76740, 92088, 113580, 115110, 153480, 227160, 230220, 460440, 807049, 1614098, 2421147, 3228196, 4035245, 4842294, 6456392, 7263441, 8070490, 9684588, 12105735, 14526882, 16140980, 19369176, 24211470, 29053764, 32281960, 36317205, 48422940, 58107528, 72634410, 96845880, 145268820, 290537640]

約数ペア:

[(1, 290537640), (2, 145268820), (3, 96845880), (4, 72634410), (5, 58107528), (6, 48422940), (8, 36317205), (9, 32281960), (10, 29053764), (12, 24211470), (15, 19369176), (18, 16140980), (20, 14526882), (24, 12105735), (30, 9684588), (36, 8070490), (40, 7263441), (45, 6456392), (60, 4842294), (72, 4035245), (90, 3228196), (120, 2421147), (180, 1614098), (360, 807049), (631, 460440), (1262, 230220), (1279, 227160), (1893, 153480), (2524, 115110), (2558, 113580), (3155, 92088), (3786, 76740), (3837, 75720), (5048, 57555), (5116, 56790), (5679, 51160), (6310, 46044), (6395, 45432), (7572, 38370), (7674, 37860), (9465, 30696), (10232, 28395), (11358, 25580), (11511, 25240), (12620, 23022), (12790, 22716), (15144, 19185), (15348, 18930)]