21498889165440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{74154557}}^1$

素因数の和:74154730

約数の個数: 128

約数和(自身を含む): 68981536033920

約数和(自身を除く): 47482646868480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 151, 160, 192, 240, 302, 320, 384, 453, 480, 604, 640, 755, 906, 960, 1208, 1510, 1812, 1920, 2265, 2416, 3020, 3624, 4530, 4832, 6040, 7248, 9060, 9664, 12080, 14496, 18120, 19328, 24160, 28992, 36240, 48320, 57984, 72480, 96640, 144960, 289920, 74154557, 148309114, 222463671, 296618228, 370772785, 444927342, 593236456, 741545570, 889854684, 1112318355, 1186472912, 1483091140, 1779709368, 2224636710, 2372945824, 2966182280, 3559418736, 4449273420, 4745891648, 5932364560, 7118837472, 8898546840, 9491783296, 11197338107, 11864729120, 14237674944, 17797093680, 22394676214, 23729458240, 28475349888, 33592014321, 35594187360, 44789352428, 47458916480, 55986690535, 67184028642, 71188374720, 89578704856, 111973381070, 134368057284, 142376749440, 167960071605, 179157409712, 223946762140, 268736114568, 335920143210, 358314819424, 447893524280, 537472229136, 671840286420, 716629638848, 895787048560, 1074944458272, 1343680572840, 1433259277696, 1791574097120, 2149888916544, 2687361145680, 3583148194240, 4299777833088, 5374722291360, 7166296388480, 10749444582720, 21498889165440]

約数ペア:

[(1, 21498889165440), (2, 10749444582720), (3, 7166296388480), (4, 5374722291360), (5, 4299777833088), (6, 3583148194240), (8, 2687361145680), (10, 2149888916544), (12, 1791574097120), (15, 1433259277696), (16, 1343680572840), (20, 1074944458272), (24, 895787048560), (30, 716629638848), (32, 671840286420), (40, 537472229136), (48, 447893524280), (60, 358314819424), (64, 335920143210), (80, 268736114568), (96, 223946762140), (120, 179157409712), (128, 167960071605), (151, 142376749440), (160, 134368057284), (192, 111973381070), (240, 89578704856), (302, 71188374720), (320, 67184028642), (384, 55986690535), (453, 47458916480), (480, 44789352428), (604, 35594187360), (640, 33592014321), (755, 28475349888), (906, 23729458240), (960, 22394676214), (1208, 17797093680), (1510, 14237674944), (1812, 11864729120), (1920, 11197338107), (2265, 9491783296), (2416, 8898546840), (3020, 7118837472), (3624, 5932364560), (4530, 4745891648), (4832, 4449273420), (6040, 3559418736), (7248, 2966182280), (9060, 2372945824), (9664, 2224636710), (12080, 1779709368), (14496, 1483091140), (18120, 1186472912), (19328, 1112318355), (24160, 889854684), (28992, 741545570), (36240, 593236456), (48320, 444927342), (57984, 370772785), (72480, 296618228), (96640, 222463671), (144960, 148309114), (289920, 74154557)]