290366960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 749264544

約数和(自身を除く): 458897584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 151, 172, 208, 215, 260, 302, 344, 430, 520, 559, 604, 688, 755, 860, 1040, 1118, 1208, 1510, 1720, 1849, 1963, 2236, 2416, 2795, 3020, 3440, 3698, 3926, 4472, 5590, 6040, 6493, 7396, 7852, 8944, 9245, 9815, 11180, 12080, 12986, 14792, 15704, 18490, 19630, 22360, 24037, 25972, 29584, 31408, 32465, 36980, 39260, 44720, 48074, 51944, 64930, 73960, 78520, 84409, 96148, 103888, 120185, 129860, 147920, 157040, 168818, 192296, 240370, 259720, 279199, 337636, 384592, 422045, 480740, 519440, 558398, 675272, 844090, 961480, 1116796, 1350544, 1395995, 1688180, 1922960, 2233592, 2791990, 3376360, 3629587, 4467184, 5583980, 6752720, 7259174, 11167960, 14518348, 18147935, 22335920, 29036696, 36295870, 58073392, 72591740, 145183480, 290366960]

約数ペア:

[(1, 290366960), (2, 145183480), (4, 72591740), (5, 58073392), (8, 36295870), (10, 29036696), (13, 22335920), (16, 18147935), (20, 14518348), (26, 11167960), (40, 7259174), (43, 6752720), (52, 5583980), (65, 4467184), (80, 3629587), (86, 3376360), (104, 2791990), (130, 2233592), (151, 1922960), (172, 1688180), (208, 1395995), (215, 1350544), (260, 1116796), (302, 961480), (344, 844090), (430, 675272), (520, 558398), (559, 519440), (604, 480740), (688, 422045), (755, 384592), (860, 337636), (1040, 279199), (1118, 259720), (1208, 240370), (1510, 192296), (1720, 168818), (1849, 157040), (1963, 147920), (2236, 129860), (2416, 120185), (2795, 103888), (3020, 96148), (3440, 84409), (3698, 78520), (3926, 73960), (4472, 64930), (5590, 51944), (6040, 48074), (6493, 44720), (7396, 39260), (7852, 36980), (8944, 32465), (9245, 31408), (9815, 29584), (11180, 25972), (12080, 24037), (12986, 22360), (14792, 19630), (15704, 18490)]