640275090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{18041}}^1$

素因数の和:18084

約数の個数: 96

約数和(自身を含む): 1901771136

約数和(自身を除く): 1261496046

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 169, 182, 195, 210, 273, 338, 390, 455, 507, 546, 845, 910, 1014, 1183, 1365, 1690, 2366, 2535, 2730, 3549, 5070, 5915, 7098, 11830, 17745, 18041, 35490, 36082, 54123, 90205, 108246, 126287, 180410, 234533, 252574, 270615, 378861, 469066, 541230, 631435, 703599, 757722, 1172665, 1262870, 1407198, 1641731, 1894305, 2345330, 3048929, 3283462, 3517995, 3788610, 4925193, 6097858, 7035990, 8208655, 9146787, 9850386, 15244645, 16417310, 18293574, 21342503, 24625965, 30489290, 42685006, 45733935, 49251930, 64027509, 91467870, 106712515, 128055018, 213425030, 320137545, 640275090]

約数ペア:

[(1, 640275090), (2, 320137545), (3, 213425030), (5, 128055018), (6, 106712515), (7, 91467870), (10, 64027509), (13, 49251930), (14, 45733935), (15, 42685006), (21, 30489290), (26, 24625965), (30, 21342503), (35, 18293574), (39, 16417310), (42, 15244645), (65, 9850386), (70, 9146787), (78, 8208655), (91, 7035990), (105, 6097858), (130, 4925193), (169, 3788610), (182, 3517995), (195, 3283462), (210, 3048929), (273, 2345330), (338, 1894305), (390, 1641731), (455, 1407198), (507, 1262870), (546, 1172665), (845, 757722), (910, 703599), (1014, 631435), (1183, 541230), (1365, 469066), (1690, 378861), (2366, 270615), (2535, 252574), (2730, 234533), (3549, 180410), (5070, 126287), (5915, 108246), (7098, 90205), (11830, 54123), (17745, 36082), (18041, 35490)]