268403840

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8923}}^1$

素因数の和:8989

約数の個数: 64

約数和(自身を含む): 655378560

約数和(自身を除く): 386974720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 470, 640, 752, 940, 1504, 1880, 3008, 3760, 6016, 7520, 8923, 15040, 17846, 30080, 35692, 44615, 71384, 89230, 142768, 178460, 285536, 356920, 419381, 571072, 713840, 838762, 1142144, 1427680, 1677524, 2096905, 2855360, 3355048, 4193810, 5710720, 6710096, 8387620, 13420192, 16775240, 26840384, 33550480, 53680768, 67100960, 134201920, 268403840]

約数ペア:

[(1, 268403840), (2, 134201920), (4, 67100960), (5, 53680768), (8, 33550480), (10, 26840384), (16, 16775240), (20, 13420192), (32, 8387620), (40, 6710096), (47, 5710720), (64, 4193810), (80, 3355048), (94, 2855360), (128, 2096905), (160, 1677524), (188, 1427680), (235, 1142144), (320, 838762), (376, 713840), (470, 571072), (640, 419381), (752, 356920), (940, 285536), (1504, 178460), (1880, 142768), (3008, 89230), (3760, 71384), (6016, 44615), (7520, 35692), (8923, 30080), (15040, 17846)]