1921411440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1993}}^1$

素因数の和:2128

約数の個数: 240

約数和(自身を含む): 7020092352

約数和(自身を除く): 5098680912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 103, 104, 117, 120, 130, 144, 156, 180, 195, 206, 208, 234, 240, 260, 309, 312, 360, 390, 412, 468, 515, 520, 585, 618, 624, 720, 780, 824, 927, 936, 1030, 1040, 1170, 1236, 1339, 1545, 1560, 1648, 1854, 1872, 1993, 2060, 2340, 2472, 2678, 3090, 3120, 3708, 3986, 4017, 4120, 4635, 4680, 4944, 5356, 5979, 6180, 6695, 7416, 7972, 8034, 8240, 9270, 9360, 9965, 10712, 11958, 12051, 12360, 13390, 14832, 15944, 16068, 17937, 18540, 19930, 20085, 21424, 23916, 24102, 24720, 25909, 26780, 29895, 31888, 32136, 35874, 37080, 39860, 40170, 47832, 48204, 51818, 53560, 59790, 60255, 64272, 71748, 74160, 77727, 79720, 80340, 89685, 95664, 96408, 103636, 107120, 119580, 120510, 129545, 143496, 155454, 159440, 160680, 179370, 192816, 205279, 207272, 233181, 239160, 241020, 259090, 286992, 310908, 321360, 358740, 388635, 410558, 414544, 466362, 478320, 482040, 518180, 615837, 621816, 717480, 777270, 821116, 932724, 964080, 1026395, 1036360, 1165905, 1231674, 1243632, 1434960, 1554540, 1642232, 1847511, 1865448, 2052790, 2072720, 2331810, 2463348, 2668627, 3079185, 3109080, 3284464, 3695022, 3730896, 4105580, 4663620, 4926696, 5337254, 6158370, 6218160, 7390044, 8005881, 8211160, 9237555, 9327240, 9853392, 10674508, 12316740, 13343135, 14780088, 16011762, 16422320, 18475110, 18654480, 21349016, 24017643, 24633480, 26686270, 29560176, 32023524, 36950220, 40029405, 42698032, 48035286, 49266960, 53372540, 64047048, 73900440, 80058810, 96070572, 106745080, 120088215, 128094096, 147800880, 160117620, 192141144, 213490160, 240176430, 320235240, 384282288, 480352860, 640470480, 960705720, 1921411440]

約数ペア:

[(1, 1921411440), (2, 960705720), (3, 640470480), (4, 480352860), (5, 384282288), (6, 320235240), (8, 240176430), (9, 213490160), (10, 192141144), (12, 160117620), (13, 147800880), (15, 128094096), (16, 120088215), (18, 106745080), (20, 96070572), (24, 80058810), (26, 73900440), (30, 64047048), (36, 53372540), (39, 49266960), (40, 48035286), (45, 42698032), (48, 40029405), (52, 36950220), (60, 32023524), (65, 29560176), (72, 26686270), (78, 24633480), (80, 24017643), (90, 21349016), (103, 18654480), (104, 18475110), (117, 16422320), (120, 16011762), (130, 14780088), (144, 13343135), (156, 12316740), (180, 10674508), (195, 9853392), (206, 9327240), (208, 9237555), (234, 8211160), (240, 8005881), (260, 7390044), (309, 6218160), (312, 6158370), (360, 5337254), (390, 4926696), (412, 4663620), (468, 4105580), (515, 3730896), (520, 3695022), (585, 3284464), (618, 3109080), (624, 3079185), (720, 2668627), (780, 2463348), (824, 2331810), (927, 2072720), (936, 2052790), (1030, 1865448), (1040, 1847511), (1170, 1642232), (1236, 1554540), (1339, 1434960), (1545, 1243632), (1560, 1231674), (1648, 1165905), (1854, 1036360), (1872, 1026395), (1993, 964080), (2060, 932724), (2340, 821116), (2472, 777270), (2678, 717480), (3090, 621816), (3120, 615837), (3708, 518180), (3986, 482040), (4017, 478320), (4120, 466362), (4635, 414544), (4680, 410558), (4944, 388635), (5356, 358740), (5979, 321360), (6180, 310908), (6695, 286992), (7416, 259090), (7972, 241020), (8034, 239160), (8240, 233181), (9270, 207272), (9360, 205279), (9965, 192816), (10712, 179370), (11958, 160680), (12051, 159440), (12360, 155454), (13390, 143496), (14832, 129545), (15944, 120510), (16068, 119580), (17937, 107120), (18540, 103636), (19930, 96408), (20085, 95664), (21424, 89685), (23916, 80340), (24102, 79720), (24720, 77727), (25909, 74160), (26780, 71748), (29895, 64272), (31888, 60255), (32136, 59790), (35874, 53560), (37080, 51818), (39860, 48204), (40170, 47832)]