640537344

素因数分解:

$2^8\times 3^2\times {\mathrm{173}}^1\times {\mathrm{1607}}^1$

素因数の和:1802

約数の個数: 108

約数和(自身を含む): 1858658256

約数和(自身を除く): 1218120912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 173, 192, 256, 288, 346, 384, 519, 576, 692, 768, 1038, 1152, 1384, 1557, 1607, 2076, 2304, 2768, 3114, 3214, 4152, 4821, 5536, 6228, 6428, 8304, 9642, 11072, 12456, 12856, 14463, 16608, 19284, 22144, 24912, 25712, 28926, 33216, 38568, 44288, 49824, 51424, 57852, 66432, 77136, 99648, 102848, 115704, 132864, 154272, 199296, 205696, 231408, 278011, 308544, 398592, 411392, 462816, 556022, 617088, 834033, 925632, 1112044, 1234176, 1668066, 1851264, 2224088, 2502099, 3336132, 3702528, 4448176, 5004198, 6672264, 8896352, 10008396, 13344528, 17792704, 20016792, 26689056, 35585408, 40033584, 53378112, 71170816, 80067168, 106756224, 160134336, 213512448, 320268672, 640537344]

約数ペア:

[(1, 640537344), (2, 320268672), (3, 213512448), (4, 160134336), (6, 106756224), (8, 80067168), (9, 71170816), (12, 53378112), (16, 40033584), (18, 35585408), (24, 26689056), (32, 20016792), (36, 17792704), (48, 13344528), (64, 10008396), (72, 8896352), (96, 6672264), (128, 5004198), (144, 4448176), (173, 3702528), (192, 3336132), (256, 2502099), (288, 2224088), (346, 1851264), (384, 1668066), (519, 1234176), (576, 1112044), (692, 925632), (768, 834033), (1038, 617088), (1152, 556022), (1384, 462816), (1557, 411392), (1607, 398592), (2076, 308544), (2304, 278011), (2768, 231408), (3114, 205696), (3214, 199296), (4152, 154272), (4821, 132864), (5536, 115704), (6228, 102848), (6428, 99648), (8304, 77136), (9642, 66432), (11072, 57852), (12456, 51424), (12856, 49824), (14463, 44288), (16608, 38568), (19284, 33216), (22144, 28926), (24912, 25712)]