1894715520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4129}}^1$

素因数の和:4390

約数の個数: 128

約数和(自身を含む): 6066144000

約数和(自身を除く): 4171428480

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, 160, 192, 239, 240, 320, 384, 478, 480, 640, 717, 956, 960, 1195, 1434, 1912, 1920, 2390, 2868, 3585, 3824, 4129, 4780, 5736, 7170, 7648, 8258, 9560, 11472, 12387, 14340, 15296, 16516, 19120, 20645, 22944, 24774, 28680, 30592, 33032, 38240, 41290, 45888, 49548, 57360, 61935, 66064, 76480, 82580, 91776, 99096, 114720, 123870, 132128, 152960, 165160, 198192, 229440, 247740, 264256, 330320, 396384, 458880, 495480, 528512, 660640, 792768, 986831, 990960, 1321280, 1585536, 1973662, 1981920, 2642560, 2960493, 3947324, 3963840, 4934155, 5920986, 7894648, 7927680, 9868310, 11841972, 14802465, 15789296, 19736620, 23683944, 29604930, 31578592, 39473240, 47367888, 59209860, 63157184, 78946480, 94735776, 118419720, 126314368, 157892960, 189471552, 236839440, 315785920, 378943104, 473678880, 631571840, 947357760, 1894715520]

約数ペア:

[(1, 1894715520), (2, 947357760), (3, 631571840), (4, 473678880), (5, 378943104), (6, 315785920), (8, 236839440), (10, 189471552), (12, 157892960), (15, 126314368), (16, 118419720), (20, 94735776), (24, 78946480), (30, 63157184), (32, 59209860), (40, 47367888), (48, 39473240), (60, 31578592), (64, 29604930), (80, 23683944), (96, 19736620), (120, 15789296), (128, 14802465), (160, 11841972), (192, 9868310), (239, 7927680), (240, 7894648), (320, 5920986), (384, 4934155), (478, 3963840), (480, 3947324), (640, 2960493), (717, 2642560), (956, 1981920), (960, 1973662), (1195, 1585536), (1434, 1321280), (1912, 990960), (1920, 986831), (2390, 792768), (2868, 660640), (3585, 528512), (3824, 495480), (4129, 458880), (4780, 396384), (5736, 330320), (7170, 264256), (7648, 247740), (8258, 229440), (9560, 198192), (11472, 165160), (12387, 152960), (14340, 132128), (15296, 123870), (16516, 114720), (19120, 99096), (20645, 91776), (22944, 82580), (24774, 76480), (28680, 66064), (30592, 61935), (33032, 57360), (38240, 49548), (41290, 45888)]