1221958440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:357

約数の個数: 256

約数和(自身を含む): 4202496000

約数和(自身を除く): 2980537560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 127, 135, 151, 177, 180, 216, 236, 254, 270, 295, 302, 354, 360, 381, 453, 472, 508, 531, 540, 590, 604, 635, 708, 755, 762, 885, 906, 1016, 1062, 1080, 1143, 1180, 1208, 1270, 1359, 1416, 1510, 1524, 1593, 1770, 1812, 1905, 2124, 2265, 2286, 2360, 2540, 2655, 2718, 3020, 3048, 3186, 3429, 3540, 3624, 3810, 4077, 4248, 4530, 4572, 5080, 5310, 5436, 5715, 6040, 6372, 6795, 6858, 7080, 7493, 7620, 7965, 8154, 8909, 9060, 9144, 10620, 10872, 11430, 12744, 13590, 13716, 14986, 15240, 15930, 16308, 17145, 17818, 18120, 19177, 20385, 21240, 22479, 22860, 26727, 27180, 27432, 29972, 31860, 32616, 34290, 35636, 37465, 38354, 40770, 44545, 44958, 45720, 53454, 54360, 57531, 59944, 63720, 67437, 68580, 71272, 74930, 76708, 80181, 81540, 89090, 89916, 95885, 106908, 112395, 115062, 133635, 134874, 137160, 149860, 153416, 160362, 163080, 172593, 178180, 179832, 191770, 202311, 213816, 224790, 230124, 240543, 267270, 269748, 287655, 299720, 320724, 337185, 345186, 356360, 383540, 400905, 404622, 449580, 460248, 481086, 517779, 534540, 539496, 575310, 641448, 674370, 690372, 767080, 801810, 809244, 862965, 899160, 962172, 1011555, 1035558, 1069080, 1131443, 1150620, 1202715, 1348740, 1380744, 1603620, 1618488, 1725930, 1924344, 2023110, 2071116, 2262886, 2301240, 2405430, 2588895, 2697480, 3207240, 3394329, 3451860, 4046220, 4142232, 4525772, 4810860, 5177790, 5657215, 6788658, 6903720, 8092440, 9051544, 9621720, 10182987, 10355580, 11314430, 13577316, 16971645, 20365974, 20711160, 22628860, 27154632, 30548961, 33943290, 40731948, 45257720, 50914935, 61097922, 67886580, 81463896, 101829870, 122195844, 135773160, 152744805, 203659740, 244391688, 305489610, 407319480, 610979220, 1221958440]

約数ペア:

[(1, 1221958440), (2, 610979220), (3, 407319480), (4, 305489610), (5, 244391688), (6, 203659740), (8, 152744805), (9, 135773160), (10, 122195844), (12, 101829870), (15, 81463896), (18, 67886580), (20, 61097922), (24, 50914935), (27, 45257720), (30, 40731948), (36, 33943290), (40, 30548961), (45, 27154632), (54, 22628860), (59, 20711160), (60, 20365974), (72, 16971645), (90, 13577316), (108, 11314430), (118, 10355580), (120, 10182987), (127, 9621720), (135, 9051544), (151, 8092440), (177, 6903720), (180, 6788658), (216, 5657215), (236, 5177790), (254, 4810860), (270, 4525772), (295, 4142232), (302, 4046220), (354, 3451860), (360, 3394329), (381, 3207240), (453, 2697480), (472, 2588895), (508, 2405430), (531, 2301240), (540, 2262886), (590, 2071116), (604, 2023110), (635, 1924344), (708, 1725930), (755, 1618488), (762, 1603620), (885, 1380744), (906, 1348740), (1016, 1202715), (1062, 1150620), (1080, 1131443), (1143, 1069080), (1180, 1035558), (1208, 1011555), (1270, 962172), (1359, 899160), (1416, 862965), (1510, 809244), (1524, 801810), (1593, 767080), (1770, 690372), (1812, 674370), (1905, 641448), (2124, 575310), (2265, 539496), (2286, 534540), (2360, 517779), (2540, 481086), (2655, 460248), (2718, 449580), (3020, 404622), (3048, 400905), (3186, 383540), (3429, 356360), (3540, 345186), (3624, 337185), (3810, 320724), (4077, 299720), (4248, 287655), (4530, 269748), (4572, 267270), (5080, 240543), (5310, 230124), (5436, 224790), (5715, 213816), (6040, 202311), (6372, 191770), (6795, 179832), (6858, 178180), (7080, 172593), (7493, 163080), (7620, 160362), (7965, 153416), (8154, 149860), (8909, 137160), (9060, 134874), (9144, 133635), (10620, 115062), (10872, 112395), (11430, 106908), (12744, 95885), (13590, 89916), (13716, 89090), (14986, 81540), (15240, 80181), (15930, 76708), (16308, 74930), (17145, 71272), (17818, 68580), (18120, 67437), (19177, 63720), (20385, 59944), (21240, 57531), (22479, 54360), (22860, 53454), (26727, 45720), (27180, 44958), (27432, 44545), (29972, 40770), (31860, 38354), (32616, 37465), (34290, 35636)]