1980111360

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8317}}^1$

素因数の和:8374

約数の個数: 160

約数和(自身を含む): 6535153152

約数和(自身を除く): 4555041792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1536, 1860, 1920, 1984, 2480, 2560, 2976, 3720, 3840, 3968, 4960, 5952, 7440, 7680, 7936, 8317, 9920, 11904, 14880, 15872, 16634, 19840, 23808, 24951, 29760, 33268, 39680, 41585, 47616, 49902, 59520, 66536, 79360, 83170, 99804, 119040, 124755, 133072, 166340, 199608, 238080, 249510, 257827, 266144, 332680, 399216, 499020, 515654, 532288, 665360, 773481, 798432, 998040, 1031308, 1064576, 1289135, 1330720, 1546962, 1596864, 1996080, 2062616, 2129152, 2578270, 2661440, 3093924, 3193728, 3867405, 3992160, 4125232, 4258304, 5156540, 5322880, 6187848, 6387456, 7734810, 7984320, 8250464, 10313080, 10645760, 12375696, 12774912, 15469620, 15968640, 16500928, 20626160, 21291520, 24751392, 30939240, 31937280, 33001856, 41252320, 49502784, 61878480, 63874560, 66003712, 82504640, 99005568, 123756960, 132007424, 165009280, 198011136, 247513920, 330018560, 396022272, 495027840, 660037120, 990055680, 1980111360]

約数ペア:

[(1, 1980111360), (2, 990055680), (3, 660037120), (4, 495027840), (5, 396022272), (6, 330018560), (8, 247513920), (10, 198011136), (12, 165009280), (15, 132007424), (16, 123756960), (20, 99005568), (24, 82504640), (30, 66003712), (31, 63874560), (32, 61878480), (40, 49502784), (48, 41252320), (60, 33001856), (62, 31937280), (64, 30939240), (80, 24751392), (93, 21291520), (96, 20626160), (120, 16500928), (124, 15968640), (128, 15469620), (155, 12774912), (160, 12375696), (186, 10645760), (192, 10313080), (240, 8250464), (248, 7984320), (256, 7734810), (310, 6387456), (320, 6187848), (372, 5322880), (384, 5156540), (465, 4258304), (480, 4125232), (496, 3992160), (512, 3867405), (620, 3193728), (640, 3093924), (744, 2661440), (768, 2578270), (930, 2129152), (960, 2062616), (992, 1996080), (1240, 1596864), (1280, 1546962), (1488, 1330720), (1536, 1289135), (1860, 1064576), (1920, 1031308), (1984, 998040), (2480, 798432), (2560, 773481), (2976, 665360), (3720, 532288), (3840, 515654), (3968, 499020), (4960, 399216), (5952, 332680), (7440, 266144), (7680, 257827), (7936, 249510), (8317, 238080), (9920, 199608), (11904, 166340), (14880, 133072), (15872, 124755), (16634, 119040), (19840, 99804), (23808, 83170), (24951, 79360), (29760, 66536), (33268, 59520), (39680, 49902), (41585, 47616)]