631431808

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:358

約数の個数: 128

約数和(自身を含む): 1504051200

約数和(自身を除く): 872619392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 127, 128, 179, 217, 224, 248, 254, 358, 434, 448, 496, 508, 716, 868, 889, 896, 992, 1016, 1253, 1432, 1736, 1778, 1984, 2032, 2506, 2864, 3472, 3556, 3937, 3968, 4064, 5012, 5549, 5728, 6944, 7112, 7874, 8128, 10024, 11098, 11456, 13888, 14224, 15748, 16256, 20048, 22196, 22733, 22912, 27559, 27776, 28448, 31496, 38843, 40096, 44392, 45466, 55118, 56896, 62992, 77686, 80192, 88784, 90932, 110236, 113792, 125984, 155372, 159131, 160384, 177568, 181864, 220472, 251968, 310744, 318262, 355136, 363728, 440944, 503936, 621488, 636524, 704723, 710272, 727456, 881888, 1242976, 1273048, 1409446, 1454912, 1763776, 2485952, 2546096, 2818892, 2909824, 3527552, 4933061, 4971904, 5092192, 5637784, 9866122, 10184384, 11275568, 19732244, 20368768, 22551136, 39464488, 45102272, 78928976, 90204544, 157857952, 315715904, 631431808]

約数ペア:

[(1, 631431808), (2, 315715904), (4, 157857952), (7, 90204544), (8, 78928976), (14, 45102272), (16, 39464488), (28, 22551136), (31, 20368768), (32, 19732244), (56, 11275568), (62, 10184384), (64, 9866122), (112, 5637784), (124, 5092192), (127, 4971904), (128, 4933061), (179, 3527552), (217, 2909824), (224, 2818892), (248, 2546096), (254, 2485952), (358, 1763776), (434, 1454912), (448, 1409446), (496, 1273048), (508, 1242976), (716, 881888), (868, 727456), (889, 710272), (896, 704723), (992, 636524), (1016, 621488), (1253, 503936), (1432, 440944), (1736, 363728), (1778, 355136), (1984, 318262), (2032, 310744), (2506, 251968), (2864, 220472), (3472, 181864), (3556, 177568), (3937, 160384), (3968, 159131), (4064, 155372), (5012, 125984), (5549, 113792), (5728, 110236), (6944, 90932), (7112, 88784), (7874, 80192), (8128, 77686), (10024, 62992), (11098, 56896), (11456, 55118), (13888, 45466), (14224, 44392), (15748, 40096), (16256, 38843), (20048, 31496), (22196, 28448), (22733, 27776), (22912, 27559)]