1217648640

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3049}}^1$

素因数の和:3092

約数の個数: 192

約数和(自身を含む): 4196556000

約数和(自身を除く): 2978907360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1024, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2048, 2080, 2496, 2560, 3049, 3072, 3120, 3328, 3840, 4160, 4992, 5120, 6098, 6144, 6240, 6656, 7680, 8320, 9147, 9984, 10240, 12196, 12480, 13312, 15245, 15360, 16640, 18294, 19968, 24392, 24960, 26624, 30490, 30720, 33280, 36588, 39637, 39936, 45735, 48784, 49920, 60980, 66560, 73176, 79274, 79872, 91470, 97568, 99840, 118911, 121960, 133120, 146352, 158548, 182940, 195136, 198185, 199680, 237822, 243920, 292704, 317096, 365880, 390272, 396370, 399360, 475644, 487840, 585408, 594555, 634192, 731760, 780544, 792740, 951288, 975680, 1170816, 1189110, 1268384, 1463520, 1561088, 1585480, 1902576, 1951360, 2341632, 2378220, 2536768, 2927040, 3122176, 3170960, 3805152, 3902720, 4683264, 4756440, 5073536, 5854080, 6244352, 6341920, 7610304, 7805440, 9366528, 9512880, 10147072, 11708160, 12683840, 15220608, 15610880, 18733056, 19025760, 20294144, 23416320, 25367680, 30441216, 31221760, 38051520, 40588288, 46832640, 50735360, 60882432, 76103040, 81176576, 93665280, 101470720, 121764864, 152206080, 202941440, 243529728, 304412160, 405882880, 608824320, 1217648640]

約数ペア:

[(1, 1217648640), (2, 608824320), (3, 405882880), (4, 304412160), (5, 243529728), (6, 202941440), (8, 152206080), (10, 121764864), (12, 101470720), (13, 93665280), (15, 81176576), (16, 76103040), (20, 60882432), (24, 50735360), (26, 46832640), (30, 40588288), (32, 38051520), (39, 31221760), (40, 30441216), (48, 25367680), (52, 23416320), (60, 20294144), (64, 19025760), (65, 18733056), (78, 15610880), (80, 15220608), (96, 12683840), (104, 11708160), (120, 10147072), (128, 9512880), (130, 9366528), (156, 7805440), (160, 7610304), (192, 6341920), (195, 6244352), (208, 5854080), (240, 5073536), (256, 4756440), (260, 4683264), (312, 3902720), (320, 3805152), (384, 3170960), (390, 3122176), (416, 2927040), (480, 2536768), (512, 2378220), (520, 2341632), (624, 1951360), (640, 1902576), (768, 1585480), (780, 1561088), (832, 1463520), (960, 1268384), (1024, 1189110), (1040, 1170816), (1248, 975680), (1280, 951288), (1536, 792740), (1560, 780544), (1664, 731760), (1920, 634192), (2048, 594555), (2080, 585408), (2496, 487840), (2560, 475644), (3049, 399360), (3072, 396370), (3120, 390272), (3328, 365880), (3840, 317096), (4160, 292704), (4992, 243920), (5120, 237822), (6098, 199680), (6144, 198185), (6240, 195136), (6656, 182940), (7680, 158548), (8320, 146352), (9147, 133120), (9984, 121960), (10240, 118911), (12196, 99840), (12480, 97568), (13312, 91470), (15245, 79872), (15360, 79274), (16640, 73176), (18294, 66560), (19968, 60980), (24392, 49920), (24960, 48784), (26624, 45735), (30490, 39936), (30720, 39637), (33280, 36588)]