2489907840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{809}}^1$

素因数の和:1067

約数の個数: 256

約数和(自身を含む): 9121248000

約数和(自身を除く): 6631340160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 229, 240, 280, 320, 336, 384, 420, 448, 458, 480, 560, 640, 672, 687, 809, 840, 896, 916, 960, 1120, 1145, 1344, 1374, 1603, 1618, 1680, 1832, 1920, 2240, 2290, 2427, 2688, 2748, 3206, 3236, 3360, 3435, 3664, 4045, 4480, 4580, 4809, 4854, 5496, 5663, 6412, 6472, 6720, 6870, 7328, 8015, 8090, 9160, 9618, 9708, 10992, 11326, 12135, 12824, 12944, 13440, 13740, 14656, 16030, 16180, 16989, 18320, 19236, 19416, 21984, 22652, 24045, 24270, 25648, 25888, 27480, 28315, 29312, 32060, 32360, 33978, 36640, 38472, 38832, 43968, 45304, 48090, 48540, 51296, 51776, 54960, 56630, 64120, 64720, 67956, 73280, 76944, 77664, 84945, 87936, 90608, 96180, 97080, 102592, 103552, 109920, 113260, 128240, 129440, 135912, 146560, 153888, 155328, 169890, 181216, 185261, 192360, 194160, 205184, 219840, 226520, 256480, 258880, 271824, 307776, 310656, 339780, 362432, 370522, 384720, 388320, 439680, 453040, 512960, 517760, 543648, 555783, 615552, 679560, 724864, 741044, 769440, 776640, 906080, 926305, 1025920, 1087296, 1111566, 1296827, 1359120, 1482088, 1538880, 1553280, 1812160, 1852610, 2174592, 2223132, 2593654, 2718240, 2778915, 2964176, 3077760, 3624320, 3705220, 3890481, 4446264, 5187308, 5436480, 5557830, 5928352, 6484135, 7410440, 7780962, 8892528, 10374616, 10872960, 11115660, 11856704, 12968270, 14820880, 15561924, 17785056, 19452405, 20749232, 22231320, 23713408, 25936540, 29641760, 31123848, 35570112, 38904810, 41498464, 44462640, 51873080, 59283520, 62247696, 71140224, 77809620, 82996928, 88925280, 103746160, 118567040, 124495392, 155619240, 165993856, 177850560, 207492320, 248990784, 311238480, 355701120, 414984640, 497981568, 622476960, 829969280, 1244953920, 2489907840]

約数ペア:

[(1, 2489907840), (2, 1244953920), (3, 829969280), (4, 622476960), (5, 497981568), (6, 414984640), (7, 355701120), (8, 311238480), (10, 248990784), (12, 207492320), (14, 177850560), (15, 165993856), (16, 155619240), (20, 124495392), (21, 118567040), (24, 103746160), (28, 88925280), (30, 82996928), (32, 77809620), (35, 71140224), (40, 62247696), (42, 59283520), (48, 51873080), (56, 44462640), (60, 41498464), (64, 38904810), (70, 35570112), (80, 31123848), (84, 29641760), (96, 25936540), (105, 23713408), (112, 22231320), (120, 20749232), (128, 19452405), (140, 17785056), (160, 15561924), (168, 14820880), (192, 12968270), (210, 11856704), (224, 11115660), (229, 10872960), (240, 10374616), (280, 8892528), (320, 7780962), (336, 7410440), (384, 6484135), (420, 5928352), (448, 5557830), (458, 5436480), (480, 5187308), (560, 4446264), (640, 3890481), (672, 3705220), (687, 3624320), (809, 3077760), (840, 2964176), (896, 2778915), (916, 2718240), (960, 2593654), (1120, 2223132), (1145, 2174592), (1344, 1852610), (1374, 1812160), (1603, 1553280), (1618, 1538880), (1680, 1482088), (1832, 1359120), (1920, 1296827), (2240, 1111566), (2290, 1087296), (2427, 1025920), (2688, 926305), (2748, 906080), (3206, 776640), (3236, 769440), (3360, 741044), (3435, 724864), (3664, 679560), (4045, 615552), (4480, 555783), (4580, 543648), (4809, 517760), (4854, 512960), (5496, 453040), (5663, 439680), (6412, 388320), (6472, 384720), (6720, 370522), (6870, 362432), (7328, 339780), (8015, 310656), (8090, 307776), (9160, 271824), (9618, 258880), (9708, 256480), (10992, 226520), (11326, 219840), (12135, 205184), (12824, 194160), (12944, 192360), (13440, 185261), (13740, 181216), (14656, 169890), (16030, 155328), (16180, 153888), (16989, 146560), (18320, 135912), (19236, 129440), (19416, 128240), (21984, 113260), (22652, 109920), (24045, 103552), (24270, 102592), (25648, 97080), (25888, 96180), (27480, 90608), (28315, 87936), (29312, 84945), (32060, 77664), (32360, 76944), (33978, 73280), (36640, 67956), (38472, 64720), (38832, 64120), (43968, 56630), (45304, 54960), (48090, 51776), (48540, 51296)]