20999112120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{93629}}^1$

素因数の和:93742

約数の個数: 192

約数和(自身を含む): 78873912000

約数和(自身を除く): 57874799880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 89, 90, 105, 120, 126, 140, 168, 178, 180, 210, 252, 267, 280, 315, 356, 360, 420, 445, 504, 534, 623, 630, 712, 801, 840, 890, 1068, 1246, 1260, 1335, 1602, 1780, 1869, 2136, 2492, 2520, 2670, 3115, 3204, 3560, 3738, 4005, 4984, 5340, 5607, 6230, 6408, 7476, 8010, 9345, 10680, 11214, 12460, 14952, 16020, 18690, 22428, 24920, 28035, 32040, 37380, 44856, 56070, 74760, 93629, 112140, 187258, 224280, 280887, 374516, 468145, 561774, 655403, 749032, 842661, 936290, 1123548, 1310806, 1404435, 1685322, 1872580, 1966209, 2247096, 2621612, 2808870, 3277015, 3370644, 3745160, 3932418, 4213305, 5243224, 5617740, 5898627, 6554030, 6741288, 7864836, 8332981, 8426610, 9831045, 11235480, 11797254, 13108060, 15729672, 16665962, 16853220, 19662090, 23594508, 24998943, 26216120, 29493135, 33331924, 33706440, 39324180, 41664905, 47189016, 49997886, 58330867, 58986270, 66663848, 74996829, 78648360, 83329810, 99995772, 116661734, 117972540, 124994715, 149993658, 166659620, 174992601, 199991544, 233323468, 235945080, 249989430, 291654335, 299987316, 333319240, 349985202, 374984145, 466646936, 499978860, 524977803, 583308670, 599974632, 699970404, 749968290, 874963005, 999957720, 1049955606, 1166617340, 1399940808, 1499936580, 1749926010, 2099911212, 2333234680, 2624889015, 2999873160, 3499852020, 4199822424, 5249778030, 6999704040, 10499556060, 20999112120]

約数ペア:

[(1, 20999112120), (2, 10499556060), (3, 6999704040), (4, 5249778030), (5, 4199822424), (6, 3499852020), (7, 2999873160), (8, 2624889015), (9, 2333234680), (10, 2099911212), (12, 1749926010), (14, 1499936580), (15, 1399940808), (18, 1166617340), (20, 1049955606), (21, 999957720), (24, 874963005), (28, 749968290), (30, 699970404), (35, 599974632), (36, 583308670), (40, 524977803), (42, 499978860), (45, 466646936), (56, 374984145), (60, 349985202), (63, 333319240), (70, 299987316), (72, 291654335), (84, 249989430), (89, 235945080), (90, 233323468), (105, 199991544), (120, 174992601), (126, 166659620), (140, 149993658), (168, 124994715), (178, 117972540), (180, 116661734), (210, 99995772), (252, 83329810), (267, 78648360), (280, 74996829), (315, 66663848), (356, 58986270), (360, 58330867), (420, 49997886), (445, 47189016), (504, 41664905), (534, 39324180), (623, 33706440), (630, 33331924), (712, 29493135), (801, 26216120), (840, 24998943), (890, 23594508), (1068, 19662090), (1246, 16853220), (1260, 16665962), (1335, 15729672), (1602, 13108060), (1780, 11797254), (1869, 11235480), (2136, 9831045), (2492, 8426610), (2520, 8332981), (2670, 7864836), (3115, 6741288), (3204, 6554030), (3560, 5898627), (3738, 5617740), (4005, 5243224), (4984, 4213305), (5340, 3932418), (5607, 3745160), (6230, 3370644), (6408, 3277015), (7476, 2808870), (8010, 2621612), (9345, 2247096), (10680, 1966209), (11214, 1872580), (12460, 1685322), (14952, 1404435), (16020, 1310806), (18690, 1123548), (22428, 936290), (24920, 842661), (28035, 749032), (32040, 655403), (37380, 561774), (44856, 468145), (56070, 374516), (74760, 280887), (93629, 224280), (112140, 187258)]