864631248

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20681}}^1$

素因数の和:20772

約数の個数: 80

約数和(自身を含む): 2441468736

約数和(自身を除く): 1576837488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 67, 78, 104, 134, 156, 201, 208, 268, 312, 402, 536, 624, 804, 871, 1072, 1608, 1742, 2613, 3216, 3484, 5226, 6968, 10452, 13936, 20681, 20904, 41362, 41808, 62043, 82724, 124086, 165448, 248172, 268853, 330896, 496344, 537706, 806559, 992688, 1075412, 1385627, 1613118, 2150824, 2771254, 3226236, 4156881, 4301648, 5542508, 6452472, 8313762, 11085016, 12904944, 16627524, 18013151, 22170032, 33255048, 36026302, 54039453, 66510096, 72052604, 108078906, 144105208, 216157812, 288210416, 432315624, 864631248]

約数ペア:

[(1, 864631248), (2, 432315624), (3, 288210416), (4, 216157812), (6, 144105208), (8, 108078906), (12, 72052604), (13, 66510096), (16, 54039453), (24, 36026302), (26, 33255048), (39, 22170032), (48, 18013151), (52, 16627524), (67, 12904944), (78, 11085016), (104, 8313762), (134, 6452472), (156, 5542508), (201, 4301648), (208, 4156881), (268, 3226236), (312, 2771254), (402, 2150824), (536, 1613118), (624, 1385627), (804, 1075412), (871, 992688), (1072, 806559), (1608, 537706), (1742, 496344), (2613, 330896), (3216, 268853), (3484, 248172), (5226, 165448), (6968, 124086), (10452, 82724), (13936, 62043), (20681, 41808), (20904, 41362)]