19990673640

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{28433}}^1$

素因数の和:28494

約数の個数: 320

約数和(自身を含む): 79269442560

約数和(自身を除く): 59278768920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 81, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 162, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 324, 360, 372, 378, 405, 420, 434, 465, 504, 540, 558, 567, 620, 630, 648, 651, 744, 756, 810, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1134, 1240, 1260, 1302, 1395, 1512, 1620, 1674, 1736, 1860, 1890, 1953, 2170, 2232, 2268, 2511, 2520, 2604, 2790, 2835, 3240, 3255, 3348, 3720, 3780, 3906, 4185, 4340, 4536, 5022, 5208, 5580, 5670, 5859, 6510, 6696, 7560, 7812, 8370, 8680, 9765, 10044, 11160, 11340, 11718, 12555, 13020, 15624, 16740, 17577, 19530, 20088, 22680, 23436, 25110, 26040, 28433, 29295, 33480, 35154, 39060, 46872, 50220, 56866, 58590, 70308, 78120, 85299, 87885, 100440, 113732, 117180, 140616, 142165, 170598, 175770, 199031, 227464, 234360, 255897, 284330, 341196, 351540, 398062, 426495, 511794, 568660, 597093, 682392, 703080, 767691, 796124, 852990, 881423, 995155, 1023588, 1137320, 1194186, 1279485, 1535382, 1592248, 1705980, 1762846, 1791279, 1990310, 2047176, 2303073, 2388372, 2558970, 2644269, 2985465, 3070764, 3411960, 3525692, 3582558, 3838455, 3980620, 4407115, 4606146, 4776744, 5117940, 5288538, 5373837, 5970930, 6141528, 6169961, 7051384, 7165116, 7676910, 7932807, 7961240, 8814230, 8956395, 9212292, 10235880, 10577076, 10747674, 11515365, 11941860, 12339922, 13221345, 14330232, 15353820, 15865614, 16121511, 17628460, 17912790, 18424584, 18509883, 21154152, 21495348, 23030730, 23798421, 23883720, 24679844, 26442690, 26869185, 30707640, 30849805, 31731228, 32243022, 35256920, 35825580, 37019766, 39664035, 42990696, 46061460, 47596842, 49359688, 52885380, 53738370, 55529649, 61699610, 63462456, 64486044, 71395263, 71651160, 74039532, 79328070, 80607555, 92122920, 92549415, 95193684, 105770760, 107476740, 111059298, 118992105, 123399220, 128972088, 142790526, 148079064, 158656140, 161215110, 166588947, 185098830, 190387368, 214953480, 222118596, 237984210, 246798440, 277648245, 285581052, 317312280, 322430220, 333177894, 356976315, 370197660, 444237192, 475968420, 499766841, 555296490, 571162104, 644860440, 666355788, 713952630, 740395320, 832944735, 951936840, 999533682, 1110592980, 1332711576, 1427905260, 1665889470, 1999067364, 2221185960, 2498834205, 2855810520, 3331778940, 3998134728, 4997668410, 6663557880, 9995336820, 19990673640]

約数ペア:

[(1, 19990673640), (2, 9995336820), (3, 6663557880), (4, 4997668410), (5, 3998134728), (6, 3331778940), (7, 2855810520), (8, 2498834205), (9, 2221185960), (10, 1999067364), (12, 1665889470), (14, 1427905260), (15, 1332711576), (18, 1110592980), (20, 999533682), (21, 951936840), (24, 832944735), (27, 740395320), (28, 713952630), (30, 666355788), (31, 644860440), (35, 571162104), (36, 555296490), (40, 499766841), (42, 475968420), (45, 444237192), (54, 370197660), (56, 356976315), (60, 333177894), (62, 322430220), (63, 317312280), (70, 285581052), (72, 277648245), (81, 246798440), (84, 237984210), (90, 222118596), (93, 214953480), (105, 190387368), (108, 185098830), (120, 166588947), (124, 161215110), (126, 158656140), (135, 148079064), (140, 142790526), (155, 128972088), (162, 123399220), (168, 118992105), (180, 111059298), (186, 107476740), (189, 105770760), (210, 95193684), (216, 92549415), (217, 92122920), (248, 80607555), (252, 79328070), (270, 74039532), (279, 71651160), (280, 71395263), (310, 64486044), (315, 63462456), (324, 61699610), (360, 55529649), (372, 53738370), (378, 52885380), (405, 49359688), (420, 47596842), (434, 46061460), (465, 42990696), (504, 39664035), (540, 37019766), (558, 35825580), (567, 35256920), (620, 32243022), (630, 31731228), (648, 30849805), (651, 30707640), (744, 26869185), (756, 26442690), (810, 24679844), (837, 23883720), (840, 23798421), (868, 23030730), (930, 21495348), (945, 21154152), (1080, 18509883), (1085, 18424584), (1116, 17912790), (1134, 17628460), (1240, 16121511), (1260, 15865614), (1302, 15353820), (1395, 14330232), (1512, 13221345), (1620, 12339922), (1674, 11941860), (1736, 11515365), (1860, 10747674), (1890, 10577076), (1953, 10235880), (2170, 9212292), (2232, 8956395), (2268, 8814230), (2511, 7961240), (2520, 7932807), (2604, 7676910), (2790, 7165116), (2835, 7051384), (3240, 6169961), (3255, 6141528), (3348, 5970930), (3720, 5373837), (3780, 5288538), (3906, 5117940), (4185, 4776744), (4340, 4606146), (4536, 4407115), (5022, 3980620), (5208, 3838455), (5580, 3582558), (5670, 3525692), (5859, 3411960), (6510, 3070764), (6696, 2985465), (7560, 2644269), (7812, 2558970), (8370, 2388372), (8680, 2303073), (9765, 2047176), (10044, 1990310), (11160, 1791279), (11340, 1762846), (11718, 1705980), (12555, 1592248), (13020, 1535382), (15624, 1279485), (16740, 1194186), (17577, 1137320), (19530, 1023588), (20088, 995155), (22680, 881423), (23436, 852990), (25110, 796124), (26040, 767691), (28433, 703080), (29295, 682392), (33480, 597093), (35154, 568660), (39060, 511794), (46872, 426495), (50220, 398062), (56866, 351540), (58590, 341196), (70308, 284330), (78120, 255897), (85299, 234360), (87885, 227464), (100440, 199031), (113732, 175770), (117180, 170598), (140616, 142165)]