268665280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 224

約数和(自身を含む): 760415040

約数和(自身を除く): 491749760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 29, 32, 34, 40, 52, 58, 64, 65, 68, 80, 85, 104, 116, 130, 131, 136, 145, 160, 170, 208, 221, 232, 260, 262, 272, 290, 320, 340, 377, 416, 442, 464, 493, 520, 524, 544, 580, 655, 680, 754, 832, 884, 928, 986, 1040, 1048, 1088, 1105, 1160, 1310, 1360, 1508, 1703, 1768, 1856, 1885, 1972, 2080, 2096, 2210, 2227, 2320, 2465, 2620, 2720, 3016, 3406, 3536, 3770, 3799, 3944, 4160, 4192, 4420, 4454, 4640, 4930, 5240, 5440, 6032, 6409, 6812, 7072, 7540, 7598, 7888, 8384, 8515, 8840, 8908, 9280, 9860, 10480, 11135, 12064, 12818, 13624, 14144, 15080, 15196, 15776, 17030, 17680, 17816, 18995, 19720, 20960, 22270, 24128, 25636, 27248, 28951, 30160, 30392, 31552, 32045, 34060, 35360, 35632, 37990, 39440, 41920, 44540, 49387, 51272, 54496, 57902, 60320, 60784, 64090, 64583, 68120, 70720, 71264, 75980, 78880, 89080, 98774, 102544, 108992, 115804, 120640, 121568, 128180, 129166, 136240, 142528, 144755, 151960, 157760, 178160, 197548, 205088, 231608, 243136, 246935, 256360, 258332, 272480, 289510, 303920, 322915, 356320, 395096, 410176, 463216, 493870, 512720, 516664, 544960, 579020, 607840, 645830, 712640, 790192, 839579, 926432, 987740, 1025440, 1033328, 1158040, 1215680, 1291660, 1580384, 1679158, 1852864, 1975480, 2050880, 2066656, 2316080, 2583320, 3160768, 3358316, 3950960, 4133312, 4197895, 4632160, 5166640, 6716632, 7901920, 8395790, 9264320, 10333280, 13433264, 15803840, 16791580, 20666560, 26866528, 33583160, 53733056, 67166320, 134332640, 268665280]

約数ペア:

[(1, 268665280), (2, 134332640), (4, 67166320), (5, 53733056), (8, 33583160), (10, 26866528), (13, 20666560), (16, 16791580), (17, 15803840), (20, 13433264), (26, 10333280), (29, 9264320), (32, 8395790), (34, 7901920), (40, 6716632), (52, 5166640), (58, 4632160), (64, 4197895), (65, 4133312), (68, 3950960), (80, 3358316), (85, 3160768), (104, 2583320), (116, 2316080), (130, 2066656), (131, 2050880), (136, 1975480), (145, 1852864), (160, 1679158), (170, 1580384), (208, 1291660), (221, 1215680), (232, 1158040), (260, 1033328), (262, 1025440), (272, 987740), (290, 926432), (320, 839579), (340, 790192), (377, 712640), (416, 645830), (442, 607840), (464, 579020), (493, 544960), (520, 516664), (524, 512720), (544, 493870), (580, 463216), (655, 410176), (680, 395096), (754, 356320), (832, 322915), (884, 303920), (928, 289510), (986, 272480), (1040, 258332), (1048, 256360), (1088, 246935), (1105, 243136), (1160, 231608), (1310, 205088), (1360, 197548), (1508, 178160), (1703, 157760), (1768, 151960), (1856, 144755), (1885, 142528), (1972, 136240), (2080, 129166), (2096, 128180), (2210, 121568), (2227, 120640), (2320, 115804), (2465, 108992), (2620, 102544), (2720, 98774), (3016, 89080), (3406, 78880), (3536, 75980), (3770, 71264), (3799, 70720), (3944, 68120), (4160, 64583), (4192, 64090), (4420, 60784), (4454, 60320), (4640, 57902), (4930, 54496), (5240, 51272), (5440, 49387), (6032, 44540), (6409, 41920), (6812, 39440), (7072, 37990), (7540, 35632), (7598, 35360), (7888, 34060), (8384, 32045), (8515, 31552), (8840, 30392), (8908, 30160), (9280, 28951), (9860, 27248), (10480, 25636), (11135, 24128), (12064, 22270), (12818, 20960), (13624, 19720), (14144, 18995), (15080, 17816), (15196, 17680), (15776, 17030)]