427220480

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3881}}^1$

素因数の和:3947

約数の個数: 80

約数和(自身を含む): 1048419504

約数和(自身を除く): 621199024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 512, 640, 688, 860, 1280, 1376, 1720, 2560, 2752, 3440, 3881, 5504, 6880, 7762, 11008, 13760, 15524, 19405, 22016, 27520, 31048, 38810, 55040, 62096, 77620, 110080, 124192, 155240, 166883, 248384, 310480, 333766, 496768, 620960, 667532, 834415, 993536, 1241920, 1335064, 1668830, 1987072, 2483840, 2670128, 3337660, 4967680, 5340256, 6675320, 9935360, 10680512, 13350640, 21361024, 26701280, 42722048, 53402560, 85444096, 106805120, 213610240, 427220480]

約数ペア:

[(1, 427220480), (2, 213610240), (4, 106805120), (5, 85444096), (8, 53402560), (10, 42722048), (16, 26701280), (20, 21361024), (32, 13350640), (40, 10680512), (43, 9935360), (64, 6675320), (80, 5340256), (86, 4967680), (128, 3337660), (160, 2670128), (172, 2483840), (215, 1987072), (256, 1668830), (320, 1335064), (344, 1241920), (430, 993536), (512, 834415), (640, 667532), (688, 620960), (860, 496768), (1280, 333766), (1376, 310480), (1720, 248384), (2560, 166883), (2752, 155240), (3440, 124192), (3881, 110080), (5504, 77620), (6880, 62096), (7762, 55040), (11008, 38810), (13760, 31048), (15524, 27520), (19405, 22016)]