20216918880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{853}}^1$

素因数の和:1134

約数の個数: 288

約数和(自身を含む): 70166416320

約数和(自身を除く): 49949497440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 109, 120, 144, 151, 160, 180, 218, 240, 288, 302, 327, 360, 436, 453, 480, 545, 604, 654, 720, 755, 853, 872, 906, 981, 1090, 1208, 1308, 1359, 1440, 1510, 1635, 1706, 1744, 1812, 1962, 2180, 2265, 2416, 2559, 2616, 2718, 3020, 3270, 3412, 3488, 3624, 3924, 4265, 4360, 4530, 4832, 4905, 5118, 5232, 5436, 6040, 6540, 6795, 6824, 7248, 7677, 7848, 8530, 8720, 9060, 9810, 10236, 10464, 10872, 12080, 12795, 13080, 13590, 13648, 14496, 15354, 15696, 16459, 17060, 17440, 18120, 19620, 20472, 21744, 24160, 25590, 26160, 27180, 27296, 30708, 31392, 32918, 34120, 36240, 38385, 39240, 40944, 43488, 49377, 51180, 52320, 54360, 61416, 65836, 68240, 72480, 76770, 78480, 81888, 82295, 92977, 98754, 102360, 108720, 122832, 128803, 131672, 136480, 148131, 153540, 156960, 164590, 185954, 197508, 204720, 217440, 245664, 246885, 257606, 263344, 278931, 296262, 307080, 329180, 371908, 386409, 395016, 409440, 464885, 493770, 515212, 526688, 557862, 592524, 614160, 644015, 658360, 740655, 743816, 772818, 790032, 836793, 929770, 987540, 1030424, 1115724, 1159227, 1185048, 1228320, 1288030, 1316720, 1394655, 1481310, 1487632, 1545636, 1580064, 1673586, 1859540, 1932045, 1975080, 2060848, 2231448, 2318454, 2370096, 2576060, 2633440, 2789310, 2962620, 2975264, 3091272, 3347172, 3719080, 3864090, 3950160, 4121696, 4183965, 4462896, 4636908, 4740192, 5152120, 5578620, 5796135, 5925240, 6182544, 6694344, 7438160, 7728180, 7900320, 8367930, 8925792, 9273816, 10304240, 11157240, 11592270, 11850480, 12365088, 13388688, 14039527, 14876320, 15456360, 16735860, 18547632, 20608480, 22314480, 23184540, 23700960, 26777376, 28079054, 30912720, 33471720, 37095264, 42118581, 44628960, 46369080, 56158108, 61825440, 66943440, 70197635, 84237162, 92738160, 112316216, 126355743, 133886880, 140395270, 168474324, 185476320, 210592905, 224632432, 252711486, 280790540, 336948648, 421185810, 449264864, 505422972, 561581080, 631778715, 673897296, 842371620, 1010845944, 1123162160, 1263557430, 1347794592, 1684743240, 2021691888, 2246324320, 2527114860, 3369486480, 4043383776, 5054229720, 6738972960, 10108459440, 20216918880]

約数ペア:

[(1, 20216918880), (2, 10108459440), (3, 6738972960), (4, 5054229720), (5, 4043383776), (6, 3369486480), (8, 2527114860), (9, 2246324320), (10, 2021691888), (12, 1684743240), (15, 1347794592), (16, 1263557430), (18, 1123162160), (20, 1010845944), (24, 842371620), (30, 673897296), (32, 631778715), (36, 561581080), (40, 505422972), (45, 449264864), (48, 421185810), (60, 336948648), (72, 280790540), (80, 252711486), (90, 224632432), (96, 210592905), (109, 185476320), (120, 168474324), (144, 140395270), (151, 133886880), (160, 126355743), (180, 112316216), (218, 92738160), (240, 84237162), (288, 70197635), (302, 66943440), (327, 61825440), (360, 56158108), (436, 46369080), (453, 44628960), (480, 42118581), (545, 37095264), (604, 33471720), (654, 30912720), (720, 28079054), (755, 26777376), (853, 23700960), (872, 23184540), (906, 22314480), (981, 20608480), (1090, 18547632), (1208, 16735860), (1308, 15456360), (1359, 14876320), (1440, 14039527), (1510, 13388688), (1635, 12365088), (1706, 11850480), (1744, 11592270), (1812, 11157240), (1962, 10304240), (2180, 9273816), (2265, 8925792), (2416, 8367930), (2559, 7900320), (2616, 7728180), (2718, 7438160), (3020, 6694344), (3270, 6182544), (3412, 5925240), (3488, 5796135), (3624, 5578620), (3924, 5152120), (4265, 4740192), (4360, 4636908), (4530, 4462896), (4832, 4183965), (4905, 4121696), (5118, 3950160), (5232, 3864090), (5436, 3719080), (6040, 3347172), (6540, 3091272), (6795, 2975264), (6824, 2962620), (7248, 2789310), (7677, 2633440), (7848, 2576060), (8530, 2370096), (8720, 2318454), (9060, 2231448), (9810, 2060848), (10236, 1975080), (10464, 1932045), (10872, 1859540), (12080, 1673586), (12795, 1580064), (13080, 1545636), (13590, 1487632), (13648, 1481310), (14496, 1394655), (15354, 1316720), (15696, 1288030), (16459, 1228320), (17060, 1185048), (17440, 1159227), (18120, 1115724), (19620, 1030424), (20472, 987540), (21744, 929770), (24160, 836793), (25590, 790032), (26160, 772818), (27180, 743816), (27296, 740655), (30708, 658360), (31392, 644015), (32918, 614160), (34120, 592524), (36240, 557862), (38385, 526688), (39240, 515212), (40944, 493770), (43488, 464885), (49377, 409440), (51180, 395016), (52320, 386409), (54360, 371908), (61416, 329180), (65836, 307080), (68240, 296262), (72480, 278931), (76770, 263344), (78480, 257606), (81888, 246885), (82295, 245664), (92977, 217440), (98754, 204720), (102360, 197508), (108720, 185954), (122832, 164590), (128803, 156960), (131672, 153540), (136480, 148131)]