81716256

素因数分解:

$2^5\times 3^3\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 239904000

約数和(自身を除く): 158187744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 271, 288, 349, 432, 542, 698, 813, 864, 1047, 1084, 1396, 1626, 2094, 2168, 2439, 2792, 3141, 3252, 4188, 4336, 4878, 5584, 6282, 6504, 7317, 8376, 8672, 9423, 9756, 11168, 12564, 13008, 14634, 16752, 18846, 19512, 25128, 26016, 29268, 33504, 37692, 39024, 50256, 58536, 75384, 78048, 94579, 100512, 117072, 150768, 189158, 234144, 283737, 301536, 378316, 567474, 756632, 851211, 1134948, 1513264, 1702422, 2269896, 2553633, 3026528, 3404844, 4539792, 5107266, 6809688, 9079584, 10214532, 13619376, 20429064, 27238752, 40858128, 81716256]

約数ペア:

[(1, 81716256), (2, 40858128), (3, 27238752), (4, 20429064), (6, 13619376), (8, 10214532), (9, 9079584), (12, 6809688), (16, 5107266), (18, 4539792), (24, 3404844), (27, 3026528), (32, 2553633), (36, 2269896), (48, 1702422), (54, 1513264), (72, 1134948), (96, 851211), (108, 756632), (144, 567474), (216, 378316), (271, 301536), (288, 283737), (349, 234144), (432, 189158), (542, 150768), (698, 117072), (813, 100512), (864, 94579), (1047, 78048), (1084, 75384), (1396, 58536), (1626, 50256), (2094, 39024), (2168, 37692), (2439, 33504), (2792, 29268), (3141, 26016), (3252, 25128), (4188, 19512), (4336, 18846), (4878, 16752), (5584, 14634), (6282, 13008), (6504, 12564), (7317, 11168), (8376, 9756), (8672, 9423)]