1808220120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 384

約数和(自身を含む): 6715353600

約数和(自身を除く): 4907133480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 67, 70, 76, 84, 89, 95, 105, 114, 120, 133, 134, 140, 152, 168, 178, 190, 201, 210, 228, 266, 267, 268, 280, 285, 335, 356, 361, 380, 399, 402, 420, 445, 456, 469, 532, 534, 536, 570, 623, 665, 670, 712, 722, 760, 798, 804, 840, 890, 938, 1005, 1064, 1068, 1083, 1140, 1246, 1273, 1330, 1335, 1340, 1407, 1444, 1596, 1608, 1691, 1780, 1805, 1869, 1876, 1995, 2010, 2136, 2166, 2280, 2345, 2492, 2527, 2546, 2660, 2670, 2680, 2814, 2888, 3115, 3192, 3382, 3560, 3610, 3738, 3752, 3819, 3990, 4020, 4332, 4690, 4984, 5054, 5073, 5092, 5320, 5340, 5415, 5628, 5963, 6230, 6365, 6764, 7035, 7220, 7476, 7581, 7638, 7980, 8040, 8455, 8664, 8911, 9345, 9380, 10108, 10146, 10184, 10680, 10830, 11256, 11837, 11926, 12460, 12635, 12730, 13528, 14070, 14440, 14952, 15162, 15276, 15960, 16910, 17822, 17889, 18690, 18760, 19095, 20216, 20292, 21660, 23674, 23852, 24187, 24920, 25270, 25365, 25460, 26733, 28140, 29815, 30324, 30552, 32129, 33820, 35511, 35644, 35778, 37380, 37905, 38190, 40584, 41741, 43320, 44555, 47348, 47704, 48374, 50540, 50730, 50920, 53466, 56280, 59185, 59630, 60648, 64258, 67640, 71022, 71288, 71556, 72561, 74760, 75810, 76380, 83482, 89110, 89445, 94696, 96387, 96748, 101080, 101460, 106932, 113297, 118370, 119260, 120935, 125223, 128516, 133665, 142044, 143112, 145122, 151620, 152760, 160645, 166964, 169309, 177555, 178220, 178890, 192774, 193496, 202920, 208705, 213864, 224903, 226594, 236740, 238520, 241870, 250446, 257032, 267330, 284088, 290244, 303240, 321290, 333928, 338618, 339891, 355110, 356440, 357780, 362805, 385548, 417410, 449806, 453188, 473480, 481935, 483740, 500892, 507927, 534660, 566485, 580488, 626115, 642580, 674709, 677236, 679782, 710220, 715560, 725610, 771096, 793079, 834820, 846545, 899612, 906376, 963870, 967480, 1001784, 1015854, 1069320, 1124515, 1132970, 1252230, 1285160, 1349418, 1354472, 1359564, 1420440, 1451220, 1586158, 1669640, 1693090, 1699455, 1799224, 1927740, 2031708, 2152643, 2249030, 2265940, 2379237, 2504460, 2539635, 2698836, 2719128, 2902440, 3172316, 3373545, 3386180, 3398910, 3855480, 3965395, 4063416, 4305286, 4498060, 4531880, 4758474, 5008920, 5079270, 5397672, 6344632, 6457929, 6747090, 6772360, 6797820, 7930790, 8610572, 8996120, 9516948, 10158540, 10763215, 11896185, 12915858, 13494180, 13595640, 15068501, 15861580, 17221144, 19033896, 20317080, 21526430, 23792370, 25831716, 26988360, 30137002, 31723160, 32289645, 43052860, 45205503, 47584740, 51663432, 60274004, 64579290, 75342505, 86105720, 90411006, 95169480, 120548008, 129158580, 150685010, 180822012, 226027515, 258317160, 301370020, 361644024, 452055030, 602740040, 904110060, 1808220120]

約数ペア:

[(1, 1808220120), (2, 904110060), (3, 602740040), (4, 452055030), (5, 361644024), (6, 301370020), (7, 258317160), (8, 226027515), (10, 180822012), (12, 150685010), (14, 129158580), (15, 120548008), (19, 95169480), (20, 90411006), (21, 86105720), (24, 75342505), (28, 64579290), (30, 60274004), (35, 51663432), (38, 47584740), (40, 45205503), (42, 43052860), (56, 32289645), (57, 31723160), (60, 30137002), (67, 26988360), (70, 25831716), (76, 23792370), (84, 21526430), (89, 20317080), (95, 19033896), (105, 17221144), (114, 15861580), (120, 15068501), (133, 13595640), (134, 13494180), (140, 12915858), (152, 11896185), (168, 10763215), (178, 10158540), (190, 9516948), (201, 8996120), (210, 8610572), (228, 7930790), (266, 6797820), (267, 6772360), (268, 6747090), (280, 6457929), (285, 6344632), (335, 5397672), (356, 5079270), (361, 5008920), (380, 4758474), (399, 4531880), (402, 4498060), (420, 4305286), (445, 4063416), (456, 3965395), (469, 3855480), (532, 3398910), (534, 3386180), (536, 3373545), (570, 3172316), (623, 2902440), (665, 2719128), (670, 2698836), (712, 2539635), (722, 2504460), (760, 2379237), (798, 2265940), (804, 2249030), (840, 2152643), (890, 2031708), (938, 1927740), (1005, 1799224), (1064, 1699455), (1068, 1693090), (1083, 1669640), (1140, 1586158), (1246, 1451220), (1273, 1420440), (1330, 1359564), (1335, 1354472), (1340, 1349418), (1407, 1285160), (1444, 1252230), (1596, 1132970), (1608, 1124515), (1691, 1069320), (1780, 1015854), (1805, 1001784), (1869, 967480), (1876, 963870), (1995, 906376), (2010, 899612), (2136, 846545), (2166, 834820), (2280, 793079), (2345, 771096), (2492, 725610), (2527, 715560), (2546, 710220), (2660, 679782), (2670, 677236), (2680, 674709), (2814, 642580), (2888, 626115), (3115, 580488), (3192, 566485), (3382, 534660), (3560, 507927), (3610, 500892), (3738, 483740), (3752, 481935), (3819, 473480), (3990, 453188), (4020, 449806), (4332, 417410), (4690, 385548), (4984, 362805), (5054, 357780), (5073, 356440), (5092, 355110), (5320, 339891), (5340, 338618), (5415, 333928), (5628, 321290), (5963, 303240), (6230, 290244), (6365, 284088), (6764, 267330), (7035, 257032), (7220, 250446), (7476, 241870), (7581, 238520), (7638, 236740), (7980, 226594), (8040, 224903), (8455, 213864), (8664, 208705), (8911, 202920), (9345, 193496), (9380, 192774), (10108, 178890), (10146, 178220), (10184, 177555), (10680, 169309), (10830, 166964), (11256, 160645), (11837, 152760), (11926, 151620), (12460, 145122), (12635, 143112), (12730, 142044), (13528, 133665), (14070, 128516), (14440, 125223), (14952, 120935), (15162, 119260), (15276, 118370), (15960, 113297), (16910, 106932), (17822, 101460), (17889, 101080), (18690, 96748), (18760, 96387), (19095, 94696), (20216, 89445), (20292, 89110), (21660, 83482), (23674, 76380), (23852, 75810), (24187, 74760), (24920, 72561), (25270, 71556), (25365, 71288), (25460, 71022), (26733, 67640), (28140, 64258), (29815, 60648), (30324, 59630), (30552, 59185), (32129, 56280), (33820, 53466), (35511, 50920), (35644, 50730), (35778, 50540), (37380, 48374), (37905, 47704), (38190, 47348), (40584, 44555), (41741, 43320)]