640616448

素因数分解:

$2^{11}\times 3^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:973

約数の個数: 96

約数和(自身を含む): 1723438080

約数和(自身を除く): 1082821632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 254, 256, 381, 384, 508, 512, 762, 768, 821, 1016, 1024, 1524, 1536, 1642, 2032, 2048, 2463, 3048, 3072, 3284, 4064, 4926, 6096, 6144, 6568, 8128, 9852, 12192, 13136, 16256, 19704, 24384, 26272, 32512, 39408, 48768, 52544, 65024, 78816, 97536, 104267, 105088, 130048, 157632, 195072, 208534, 210176, 260096, 312801, 315264, 390144, 417068, 420352, 625602, 630528, 780288, 834136, 840704, 1251204, 1261056, 1668272, 1681408, 2502408, 2522112, 3336544, 5004816, 5044224, 6673088, 10009632, 13346176, 20019264, 26692352, 40038528, 53384704, 80077056, 106769408, 160154112, 213538816, 320308224, 640616448]

約数ペア:

[(1, 640616448), (2, 320308224), (3, 213538816), (4, 160154112), (6, 106769408), (8, 80077056), (12, 53384704), (16, 40038528), (24, 26692352), (32, 20019264), (48, 13346176), (64, 10009632), (96, 6673088), (127, 5044224), (128, 5004816), (192, 3336544), (254, 2522112), (256, 2502408), (381, 1681408), (384, 1668272), (508, 1261056), (512, 1251204), (762, 840704), (768, 834136), (821, 780288), (1016, 630528), (1024, 625602), (1524, 420352), (1536, 417068), (1642, 390144), (2032, 315264), (2048, 312801), (2463, 260096), (3048, 210176), (3072, 208534), (3284, 195072), (4064, 157632), (4926, 130048), (6096, 105088), (6144, 104267), (6568, 97536), (8128, 78816), (9852, 65024), (12192, 52544), (13136, 48768), (16256, 39408), (19704, 32512), (24384, 26272)]