64305640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 174240000

約数和(自身を除く): 109934360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 109, 140, 172, 196, 215, 218, 245, 280, 301, 343, 344, 392, 430, 436, 490, 545, 602, 686, 763, 860, 872, 980, 1090, 1204, 1372, 1505, 1526, 1715, 1720, 1960, 2107, 2180, 2408, 2744, 3010, 3052, 3430, 3815, 4214, 4360, 4687, 5341, 6020, 6104, 6860, 7630, 8428, 9374, 10535, 10682, 12040, 13720, 14749, 15260, 16856, 18748, 21070, 21364, 23435, 26705, 29498, 30520, 32809, 37387, 37496, 42140, 42728, 46870, 53410, 58996, 65618, 73745, 74774, 84280, 93740, 106820, 117992, 131236, 147490, 149548, 164045, 186935, 187480, 213640, 229663, 262472, 294980, 299096, 328090, 373870, 459326, 589960, 656180, 747740, 918652, 1148315, 1312360, 1495480, 1607641, 1837304, 2296630, 3215282, 4593260, 6430564, 8038205, 9186520, 12861128, 16076410, 32152820, 64305640]

約数ペア:

[(1, 64305640), (2, 32152820), (4, 16076410), (5, 12861128), (7, 9186520), (8, 8038205), (10, 6430564), (14, 4593260), (20, 3215282), (28, 2296630), (35, 1837304), (40, 1607641), (43, 1495480), (49, 1312360), (56, 1148315), (70, 918652), (86, 747740), (98, 656180), (109, 589960), (140, 459326), (172, 373870), (196, 328090), (215, 299096), (218, 294980), (245, 262472), (280, 229663), (301, 213640), (343, 187480), (344, 186935), (392, 164045), (430, 149548), (436, 147490), (490, 131236), (545, 117992), (602, 106820), (686, 93740), (763, 84280), (860, 74774), (872, 73745), (980, 65618), (1090, 58996), (1204, 53410), (1372, 46870), (1505, 42728), (1526, 42140), (1715, 37496), (1720, 37387), (1960, 32809), (2107, 30520), (2180, 29498), (2408, 26705), (2744, 23435), (3010, 21364), (3052, 21070), (3430, 18748), (3815, 16856), (4214, 15260), (4360, 14749), (4687, 13720), (5341, 12040), (6020, 10682), (6104, 10535), (6860, 9374), (7630, 8428)]