20640922200

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1869

約数の個数: 480

約数和(自身を含む): 77262197760

約数和(自身を除く): 56621275560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 27, 30, 31, 36, 40, 45, 46, 50, 54, 60, 62, 69, 72, 75, 81, 90, 92, 93, 100, 108, 115, 120, 124, 135, 138, 150, 155, 162, 180, 184, 186, 200, 207, 216, 225, 230, 248, 270, 276, 279, 300, 310, 324, 345, 360, 372, 405, 414, 450, 460, 465, 540, 552, 558, 575, 600, 620, 621, 648, 675, 690, 713, 744, 775, 810, 828, 837, 900, 920, 930, 1035, 1080, 1116, 1150, 1240, 1242, 1350, 1380, 1395, 1426, 1550, 1620, 1656, 1674, 1725, 1787, 1800, 1860, 1863, 2025, 2070, 2139, 2232, 2300, 2325, 2484, 2511, 2700, 2760, 2790, 2852, 3100, 3105, 3240, 3348, 3450, 3565, 3574, 3720, 3726, 4050, 4140, 4185, 4278, 4600, 4650, 4968, 5022, 5175, 5361, 5400, 5580, 5704, 6200, 6210, 6417, 6696, 6900, 6975, 7130, 7148, 7452, 8100, 8280, 8370, 8556, 8935, 9300, 9315, 10044, 10350, 10695, 10722, 11160, 12420, 12555, 12834, 13800, 13950, 14260, 14296, 14904, 15525, 16083, 16200, 16740, 17112, 17825, 17870, 18600, 18630, 19251, 20088, 20700, 20925, 21390, 21444, 24840, 25110, 25668, 26805, 27900, 28520, 31050, 32085, 32166, 33480, 35650, 35740, 37260, 38502, 41101, 41400, 41850, 42780, 42888, 44675, 46575, 48249, 50220, 51336, 53475, 53610, 55397, 55800, 57753, 62100, 62775, 64170, 64332, 71300, 71480, 74520, 77004, 80415, 82202, 83700, 85560, 89350, 93150, 96255, 96498, 100440, 106950, 107220, 110794, 115506, 123303, 124200, 125550, 128340, 128664, 134025, 142600, 144747, 154008, 160425, 160830, 164404, 166191, 167400, 178700, 186300, 192510, 192996, 205505, 213900, 214440, 221588, 231012, 241245, 246606, 251100, 256680, 268050, 276985, 288765, 289494, 320850, 321660, 328808, 332382, 357400, 369909, 372600, 385020, 385992, 402075, 411010, 427800, 443176, 462024, 481275, 482490, 493212, 498573, 502200, 536100, 553970, 577530, 578988, 616515, 641700, 643320, 664764, 723735, 739818, 770040, 804150, 822020, 830955, 962550, 964980, 986424, 997146, 1027525, 1072200, 1107940, 1109727, 1155060, 1157976, 1206225, 1233030, 1274131, 1283400, 1329528, 1384925, 1443825, 1447470, 1479636, 1495719, 1608300, 1644040, 1661910, 1849545, 1925100, 1929960, 1994292, 2055050, 2215880, 2219454, 2310120, 2412450, 2466060, 2492865, 2548262, 2769850, 2887650, 2894940, 2959272, 2991438, 3082575, 3216600, 3323820, 3329181, 3618675, 3699090, 3822393, 3850200, 3988584, 4110100, 4154775, 4438908, 4487157, 4824900, 4932120, 4985730, 5096524, 5539700, 5548635, 5775300, 5789880, 5982876, 6165150, 6370655, 6647640, 6658362, 7237350, 7398180, 7478595, 7644786, 8220200, 8309550, 8877816, 8974314, 9247725, 9649800, 9971460, 10193048, 11079400, 11097270, 11467179, 11550600, 11965752, 12330300, 12464325, 12741310, 13316724, 14474700, 14796360, 14957190, 15289572, 16619100, 16645905, 17948628, 18495450, 19111965, 19942920, 22194540, 22435785, 22934358, 24660600, 24928650, 25482620, 26633448, 27743175, 28949400, 29914380, 30579144, 31853275, 33238200, 33291810, 34401537, 35897256, 36990900, 37392975, 38223930, 44389080, 44871570, 45868716, 49857300, 50965240, 55486350, 57335895, 59828760, 63706550, 66583620, 68803074, 73981800, 74785950, 76447860, 83229525, 89743140, 91737432, 95559825, 99714600, 103204611, 110972700, 112178925, 114671790, 127413100, 133167240, 137606148, 149571900, 152895720, 166459050, 172007685, 179486280, 191119650, 206409222, 221945400, 224357850, 229343580, 254826200, 275212296, 286679475, 299143800, 332918100, 344015370, 382239300, 412818444, 448715700, 458687160, 516023055, 573358950, 665836200, 688030740, 764478600, 825636888, 860038425, 897431400, 1032046110, 1146717900, 1376061480, 1720076850, 2064092220, 2293435800, 2580115275, 3440153700, 4128184440, 5160230550, 6880307400, 10320461100, 20640922200]

約数ペア:

[(1, 20640922200), (2, 10320461100), (3, 6880307400), (4, 5160230550), (5, 4128184440), (6, 3440153700), (8, 2580115275), (9, 2293435800), (10, 2064092220), (12, 1720076850), (15, 1376061480), (18, 1146717900), (20, 1032046110), (23, 897431400), (24, 860038425), (25, 825636888), (27, 764478600), (30, 688030740), (31, 665836200), (36, 573358950), (40, 516023055), (45, 458687160), (46, 448715700), (50, 412818444), (54, 382239300), (60, 344015370), (62, 332918100), (69, 299143800), (72, 286679475), (75, 275212296), (81, 254826200), (90, 229343580), (92, 224357850), (93, 221945400), (100, 206409222), (108, 191119650), (115, 179486280), (120, 172007685), (124, 166459050), (135, 152895720), (138, 149571900), (150, 137606148), (155, 133167240), (162, 127413100), (180, 114671790), (184, 112178925), (186, 110972700), (200, 103204611), (207, 99714600), (216, 95559825), (225, 91737432), (230, 89743140), (248, 83229525), (270, 76447860), (276, 74785950), (279, 73981800), (300, 68803074), (310, 66583620), (324, 63706550), (345, 59828760), (360, 57335895), (372, 55486350), (405, 50965240), (414, 49857300), (450, 45868716), (460, 44871570), (465, 44389080), (540, 38223930), (552, 37392975), (558, 36990900), (575, 35897256), (600, 34401537), (620, 33291810), (621, 33238200), (648, 31853275), (675, 30579144), (690, 29914380), (713, 28949400), (744, 27743175), (775, 26633448), (810, 25482620), (828, 24928650), (837, 24660600), (900, 22934358), (920, 22435785), (930, 22194540), (1035, 19942920), (1080, 19111965), (1116, 18495450), (1150, 17948628), (1240, 16645905), (1242, 16619100), (1350, 15289572), (1380, 14957190), (1395, 14796360), (1426, 14474700), (1550, 13316724), (1620, 12741310), (1656, 12464325), (1674, 12330300), (1725, 11965752), (1787, 11550600), (1800, 11467179), (1860, 11097270), (1863, 11079400), (2025, 10193048), (2070, 9971460), (2139, 9649800), (2232, 9247725), (2300, 8974314), (2325, 8877816), (2484, 8309550), (2511, 8220200), (2700, 7644786), (2760, 7478595), (2790, 7398180), (2852, 7237350), (3100, 6658362), (3105, 6647640), (3240, 6370655), (3348, 6165150), (3450, 5982876), (3565, 5789880), (3574, 5775300), (3720, 5548635), (3726, 5539700), (4050, 5096524), (4140, 4985730), (4185, 4932120), (4278, 4824900), (4600, 4487157), (4650, 4438908), (4968, 4154775), (5022, 4110100), (5175, 3988584), (5361, 3850200), (5400, 3822393), (5580, 3699090), (5704, 3618675), (6200, 3329181), (6210, 3323820), (6417, 3216600), (6696, 3082575), (6900, 2991438), (6975, 2959272), (7130, 2894940), (7148, 2887650), (7452, 2769850), (8100, 2548262), (8280, 2492865), (8370, 2466060), (8556, 2412450), (8935, 2310120), (9300, 2219454), (9315, 2215880), (10044, 2055050), (10350, 1994292), (10695, 1929960), (10722, 1925100), (11160, 1849545), (12420, 1661910), (12555, 1644040), (12834, 1608300), (13800, 1495719), (13950, 1479636), (14260, 1447470), (14296, 1443825), (14904, 1384925), (15525, 1329528), (16083, 1283400), (16200, 1274131), (16740, 1233030), (17112, 1206225), (17825, 1157976), (17870, 1155060), (18600, 1109727), (18630, 1107940), (19251, 1072200), (20088, 1027525), (20700, 997146), (20925, 986424), (21390, 964980), (21444, 962550), (24840, 830955), (25110, 822020), (25668, 804150), (26805, 770040), (27900, 739818), (28520, 723735), (31050, 664764), (32085, 643320), (32166, 641700), (33480, 616515), (35650, 578988), (35740, 577530), (37260, 553970), (38502, 536100), (41101, 502200), (41400, 498573), (41850, 493212), (42780, 482490), (42888, 481275), (44675, 462024), (46575, 443176), (48249, 427800), (50220, 411010), (51336, 402075), (53475, 385992), (53610, 385020), (55397, 372600), (55800, 369909), (57753, 357400), (62100, 332382), (62775, 328808), (64170, 321660), (64332, 320850), (71300, 289494), (71480, 288765), (74520, 276985), (77004, 268050), (80415, 256680), (82202, 251100), (83700, 246606), (85560, 241245), (89350, 231012), (93150, 221588), (96255, 214440), (96498, 213900), (100440, 205505), (106950, 192996), (107220, 192510), (110794, 186300), (115506, 178700), (123303, 167400), (124200, 166191), (125550, 164404), (128340, 160830), (128664, 160425), (134025, 154008), (142600, 144747)]