20942051520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{27509}}^1$

素因数の和:27603

約数の個数: 224

約数和(自身を含む): 72782216640

約数和(自身を除く): 51840165120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 61, 64, 65, 78, 80, 96, 104, 120, 122, 130, 156, 160, 183, 192, 195, 208, 240, 244, 260, 305, 312, 320, 366, 390, 416, 480, 488, 520, 610, 624, 732, 780, 793, 832, 915, 960, 976, 1040, 1220, 1248, 1464, 1560, 1586, 1830, 1952, 2080, 2379, 2440, 2496, 2928, 3120, 3172, 3660, 3904, 3965, 4160, 4758, 4880, 5856, 6240, 6344, 7320, 7930, 9516, 9760, 11712, 11895, 12480, 12688, 14640, 15860, 19032, 19520, 23790, 25376, 27509, 29280, 31720, 38064, 47580, 50752, 55018, 58560, 63440, 76128, 82527, 95160, 110036, 126880, 137545, 152256, 165054, 190320, 220072, 253760, 275090, 330108, 357617, 380640, 412635, 440144, 550180, 660216, 715234, 761280, 825270, 880288, 1072851, 1100360, 1320432, 1430468, 1650540, 1678049, 1760576, 1788085, 2145702, 2200720, 2640864, 2860936, 3301080, 3356098, 3576170, 4291404, 4401440, 5034147, 5281728, 5364255, 5721872, 6602160, 6712196, 7152340, 8390245, 8582808, 8802880, 10068294, 10728510, 11443744, 13204320, 13424392, 14304680, 16780490, 17165616, 20136588, 21457020, 21814637, 22887488, 25170735, 26408640, 26848784, 28609360, 33560980, 34331232, 40273176, 42914040, 43629274, 50341470, 53697568, 57218720, 65443911, 67121960, 68662464, 80546352, 85828080, 87258548, 100682940, 107395136, 109073185, 114437440, 130887822, 134243920, 161092704, 171656160, 174517096, 201365880, 218146370, 261775644, 268487840, 322185408, 327219555, 343312320, 349034192, 402731760, 436292740, 523551288, 536975680, 654439110, 698068384, 805463520, 872585480, 1047102576, 1308878220, 1396136768, 1610927040, 1745170960, 2094205152, 2617756440, 3490341920, 4188410304, 5235512880, 6980683840, 10471025760, 20942051520]

約数ペア:

[(1, 20942051520), (2, 10471025760), (3, 6980683840), (4, 5235512880), (5, 4188410304), (6, 3490341920), (8, 2617756440), (10, 2094205152), (12, 1745170960), (13, 1610927040), (15, 1396136768), (16, 1308878220), (20, 1047102576), (24, 872585480), (26, 805463520), (30, 698068384), (32, 654439110), (39, 536975680), (40, 523551288), (48, 436292740), (52, 402731760), (60, 349034192), (61, 343312320), (64, 327219555), (65, 322185408), (78, 268487840), (80, 261775644), (96, 218146370), (104, 201365880), (120, 174517096), (122, 171656160), (130, 161092704), (156, 134243920), (160, 130887822), (183, 114437440), (192, 109073185), (195, 107395136), (208, 100682940), (240, 87258548), (244, 85828080), (260, 80546352), (305, 68662464), (312, 67121960), (320, 65443911), (366, 57218720), (390, 53697568), (416, 50341470), (480, 43629274), (488, 42914040), (520, 40273176), (610, 34331232), (624, 33560980), (732, 28609360), (780, 26848784), (793, 26408640), (832, 25170735), (915, 22887488), (960, 21814637), (976, 21457020), (1040, 20136588), (1220, 17165616), (1248, 16780490), (1464, 14304680), (1560, 13424392), (1586, 13204320), (1830, 11443744), (1952, 10728510), (2080, 10068294), (2379, 8802880), (2440, 8582808), (2496, 8390245), (2928, 7152340), (3120, 6712196), (3172, 6602160), (3660, 5721872), (3904, 5364255), (3965, 5281728), (4160, 5034147), (4758, 4401440), (4880, 4291404), (5856, 3576170), (6240, 3356098), (6344, 3301080), (7320, 2860936), (7930, 2640864), (9516, 2200720), (9760, 2145702), (11712, 1788085), (11895, 1760576), (12480, 1678049), (12688, 1650540), (14640, 1430468), (15860, 1320432), (19032, 1100360), (19520, 1072851), (23790, 880288), (25376, 825270), (27509, 761280), (29280, 715234), (31720, 660216), (38064, 550180), (47580, 440144), (50752, 412635), (55018, 380640), (58560, 357617), (63440, 330108), (76128, 275090), (82527, 253760), (95160, 220072), (110036, 190320), (126880, 165054), (137545, 152256)]