123897280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 168

約数和(自身を含む): 334670400

約数和(自身を除く): 210773120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 79, 80, 104, 116, 130, 145, 158, 160, 169, 208, 232, 260, 290, 316, 320, 338, 377, 395, 416, 464, 520, 580, 632, 676, 754, 790, 832, 845, 928, 1027, 1040, 1160, 1264, 1352, 1508, 1580, 1690, 1856, 1885, 2054, 2080, 2291, 2320, 2528, 2704, 3016, 3160, 3380, 3770, 4108, 4160, 4582, 4640, 4901, 5056, 5135, 5408, 6032, 6320, 6760, 7540, 8216, 9164, 9280, 9802, 10270, 10816, 11455, 12064, 12640, 13351, 13520, 15080, 16432, 18328, 19604, 20540, 22910, 24128, 24505, 25280, 26702, 27040, 29783, 30160, 32864, 36656, 39208, 41080, 45820, 49010, 53404, 54080, 59566, 60320, 65728, 66755, 73312, 78416, 82160, 91640, 98020, 106808, 119132, 120640, 133510, 146624, 148915, 156832, 164320, 183280, 196040, 213616, 238264, 267020, 297830, 313664, 328640, 366560, 387179, 392080, 427232, 476528, 534040, 595660, 733120, 774358, 784160, 854464, 953056, 1068080, 1191320, 1548716, 1568320, 1906112, 1935895, 2136160, 2382640, 3097432, 3871790, 4272320, 4765280, 6194864, 7743580, 9530560, 12389728, 15487160, 24779456, 30974320, 61948640, 123897280]

約数ペア:

[(1, 123897280), (2, 61948640), (4, 30974320), (5, 24779456), (8, 15487160), (10, 12389728), (13, 9530560), (16, 7743580), (20, 6194864), (26, 4765280), (29, 4272320), (32, 3871790), (40, 3097432), (52, 2382640), (58, 2136160), (64, 1935895), (65, 1906112), (79, 1568320), (80, 1548716), (104, 1191320), (116, 1068080), (130, 953056), (145, 854464), (158, 784160), (160, 774358), (169, 733120), (208, 595660), (232, 534040), (260, 476528), (290, 427232), (316, 392080), (320, 387179), (338, 366560), (377, 328640), (395, 313664), (416, 297830), (464, 267020), (520, 238264), (580, 213616), (632, 196040), (676, 183280), (754, 164320), (790, 156832), (832, 148915), (845, 146624), (928, 133510), (1027, 120640), (1040, 119132), (1160, 106808), (1264, 98020), (1352, 91640), (1508, 82160), (1580, 78416), (1690, 73312), (1856, 66755), (1885, 65728), (2054, 60320), (2080, 59566), (2291, 54080), (2320, 53404), (2528, 49010), (2704, 45820), (3016, 41080), (3160, 39208), (3380, 36656), (3770, 32864), (4108, 30160), (4160, 29783), (4582, 27040), (4640, 26702), (4901, 25280), (5056, 24505), (5135, 24128), (5408, 22910), (6032, 20540), (6320, 19604), (6760, 18328), (7540, 16432), (8216, 15080), (9164, 13520), (9280, 13351), (9802, 12640), (10270, 12064), (10816, 11455)]