1256883840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7039}}^1$

素因数の和:7095

約数の個数: 192

約数和(自身を含む): 4480819200

約数和(自身を除く): 3223935360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 930, 960, 992, 1116, 1152, 1240, 1395, 1440, 1488, 1860, 1920, 1984, 2232, 2480, 2790, 2880, 2976, 3720, 3968, 4464, 4960, 5580, 5760, 5952, 7039, 7440, 8928, 9920, 11160, 11904, 14078, 14880, 17856, 19840, 21117, 22320, 28156, 29760, 35195, 35712, 42234, 44640, 56312, 59520, 63351, 70390, 84468, 89280, 105585, 112624, 126702, 140780, 168936, 178560, 211170, 218209, 225248, 253404, 281560, 316755, 337872, 422340, 436418, 450496, 506808, 563120, 633510, 654627, 675744, 844680, 872836, 900992, 1013616, 1091045, 1126240, 1267020, 1309254, 1351488, 1689360, 1745672, 1963881, 2027232, 2182090, 2252480, 2534040, 2618508, 2702976, 3273135, 3378720, 3491344, 3927762, 4054464, 4364180, 4504960, 5068080, 5237016, 6546270, 6757440, 6982688, 7855524, 8108928, 8728360, 9819405, 10136160, 10474032, 13092540, 13514880, 13965376, 15711048, 17456720, 19638810, 20272320, 20948064, 26185080, 27930752, 31422096, 34913440, 39277620, 40544640, 41896128, 52370160, 62844192, 69826880, 78555240, 83792256, 104740320, 125688384, 139653760, 157110480, 209480640, 251376768, 314220960, 418961280, 628441920, 1256883840]

約数ペア:

[(1, 1256883840), (2, 628441920), (3, 418961280), (4, 314220960), (5, 251376768), (6, 209480640), (8, 157110480), (9, 139653760), (10, 125688384), (12, 104740320), (15, 83792256), (16, 78555240), (18, 69826880), (20, 62844192), (24, 52370160), (30, 41896128), (31, 40544640), (32, 39277620), (36, 34913440), (40, 31422096), (45, 27930752), (48, 26185080), (60, 20948064), (62, 20272320), (64, 19638810), (72, 17456720), (80, 15711048), (90, 13965376), (93, 13514880), (96, 13092540), (120, 10474032), (124, 10136160), (128, 9819405), (144, 8728360), (155, 8108928), (160, 7855524), (180, 6982688), (186, 6757440), (192, 6546270), (240, 5237016), (248, 5068080), (279, 4504960), (288, 4364180), (310, 4054464), (320, 3927762), (360, 3491344), (372, 3378720), (384, 3273135), (465, 2702976), (480, 2618508), (496, 2534040), (558, 2252480), (576, 2182090), (620, 2027232), (640, 1963881), (720, 1745672), (744, 1689360), (930, 1351488), (960, 1309254), (992, 1267020), (1116, 1126240), (1152, 1091045), (1240, 1013616), (1395, 900992), (1440, 872836), (1488, 844680), (1860, 675744), (1920, 654627), (1984, 633510), (2232, 563120), (2480, 506808), (2790, 450496), (2880, 436418), (2976, 422340), (3720, 337872), (3968, 316755), (4464, 281560), (4960, 253404), (5580, 225248), (5760, 218209), (5952, 211170), (7039, 178560), (7440, 168936), (8928, 140780), (9920, 126702), (11160, 112624), (11904, 105585), (14078, 89280), (14880, 84468), (17856, 70390), (19840, 63351), (21117, 59520), (22320, 56312), (28156, 44640), (29760, 42234), (35195, 35712)]