647712

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:202

約数の個数: 72

約数和(自身を含む): 1995084

約数和(自身を除く): 1347372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 173, 208, 234, 288, 312, 346, 416, 468, 519, 624, 692, 936, 1038, 1248, 1384, 1557, 1872, 2076, 2249, 2768, 3114, 3744, 4152, 4498, 5536, 6228, 6747, 8304, 8996, 12456, 13494, 16608, 17992, 20241, 24912, 26988, 35984, 40482, 49824, 53976, 71968, 80964, 107952, 161928, 215904, 323856, 647712]

約数ペア:

[(1, 647712), (2, 323856), (3, 215904), (4, 161928), (6, 107952), (8, 80964), (9, 71968), (12, 53976), (13, 49824), (16, 40482), (18, 35984), (24, 26988), (26, 24912), (32, 20241), (36, 17992), (39, 16608), (48, 13494), (52, 12456), (72, 8996), (78, 8304), (96, 6747), (104, 6228), (117, 5536), (144, 4498), (156, 4152), (173, 3744), (208, 3114), (234, 2768), (288, 2249), (312, 2076), (346, 1872), (416, 1557), (468, 1384), (519, 1248), (624, 1038), (692, 936)]