917866880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{971}}^1$

素因数の和:1208

約数の個数: 128

約数和(自身を含む): 2522223360

約数和(自身を除く): 1604356480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 211, 224, 280, 320, 422, 448, 560, 640, 844, 896, 971, 1055, 1120, 1477, 1688, 1942, 2110, 2240, 2954, 3376, 3884, 4220, 4480, 4855, 5908, 6752, 6797, 7385, 7768, 8440, 9710, 11816, 13504, 13594, 14770, 15536, 16880, 19420, 23632, 27008, 27188, 29540, 31072, 33760, 33985, 38840, 47264, 54376, 59080, 62144, 67520, 67970, 77680, 94528, 108752, 118160, 124288, 135040, 135940, 155360, 189056, 204881, 217504, 236320, 271880, 310720, 409762, 435008, 472640, 543760, 621440, 819524, 870016, 945280, 1024405, 1087520, 1434167, 1639048, 2048810, 2175040, 2868334, 3278096, 4097620, 4350080, 5736668, 6556192, 7170835, 8195240, 11473336, 13112384, 14341670, 16390480, 22946672, 26224768, 28683340, 32780960, 45893344, 57366680, 65561920, 91786688, 114733360, 131123840, 183573376, 229466720, 458933440, 917866880]

約数ペア:

[(1, 917866880), (2, 458933440), (4, 229466720), (5, 183573376), (7, 131123840), (8, 114733360), (10, 91786688), (14, 65561920), (16, 57366680), (20, 45893344), (28, 32780960), (32, 28683340), (35, 26224768), (40, 22946672), (56, 16390480), (64, 14341670), (70, 13112384), (80, 11473336), (112, 8195240), (128, 7170835), (140, 6556192), (160, 5736668), (211, 4350080), (224, 4097620), (280, 3278096), (320, 2868334), (422, 2175040), (448, 2048810), (560, 1639048), (640, 1434167), (844, 1087520), (896, 1024405), (971, 945280), (1055, 870016), (1120, 819524), (1477, 621440), (1688, 543760), (1942, 472640), (2110, 435008), (2240, 409762), (2954, 310720), (3376, 271880), (3884, 236320), (4220, 217504), (4480, 204881), (4855, 189056), (5908, 155360), (6752, 135940), (6797, 135040), (7385, 124288), (7768, 118160), (8440, 108752), (9710, 94528), (11816, 77680), (13504, 67970), (13594, 67520), (14770, 62144), (15536, 59080), (16880, 54376), (19420, 47264), (23632, 38840), (27008, 33985), (27188, 33760), (29540, 31072)]