208825280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1669}}^1$

素因数の和:1726

約数の個数: 112

約数和(自身を含む): 549737280

約数和(自身を除く): 340912000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 136, 160, 170, 184, 230, 272, 320, 340, 368, 391, 460, 544, 680, 736, 782, 920, 1088, 1360, 1472, 1564, 1669, 1840, 1955, 2720, 3128, 3338, 3680, 3910, 5440, 6256, 6676, 7360, 7820, 8345, 12512, 13352, 15640, 16690, 25024, 26704, 28373, 31280, 33380, 38387, 53408, 56746, 62560, 66760, 76774, 106816, 113492, 125120, 133520, 141865, 153548, 191935, 226984, 267040, 283730, 307096, 383870, 453968, 534080, 567460, 614192, 652579, 767740, 907936, 1134920, 1228384, 1305158, 1535480, 1815872, 2269840, 2456768, 2610316, 3070960, 3262895, 4539680, 5220632, 6141920, 6525790, 9079360, 10441264, 12283840, 13051580, 20882528, 26103160, 41765056, 52206320, 104412640, 208825280]

約数ペア:

[(1, 208825280), (2, 104412640), (4, 52206320), (5, 41765056), (8, 26103160), (10, 20882528), (16, 13051580), (17, 12283840), (20, 10441264), (23, 9079360), (32, 6525790), (34, 6141920), (40, 5220632), (46, 4539680), (64, 3262895), (68, 3070960), (80, 2610316), (85, 2456768), (92, 2269840), (115, 1815872), (136, 1535480), (160, 1305158), (170, 1228384), (184, 1134920), (230, 907936), (272, 767740), (320, 652579), (340, 614192), (368, 567460), (391, 534080), (460, 453968), (544, 383870), (680, 307096), (736, 283730), (782, 267040), (920, 226984), (1088, 191935), (1360, 153548), (1472, 141865), (1564, 133520), (1669, 125120), (1840, 113492), (1955, 106816), (2720, 76774), (3128, 66760), (3338, 62560), (3680, 56746), (3910, 53408), (5440, 38387), (6256, 33380), (6676, 31280), (7360, 28373), (7820, 26704), (8345, 25024), (12512, 16690), (13352, 15640)]