313982560

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1076

約数の個数: 96

約数和(自身を含む): 775982592

約数和(自身を除く): 462000032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 47, 80, 86, 94, 160, 172, 188, 215, 235, 344, 376, 430, 470, 688, 752, 860, 940, 971, 1376, 1504, 1720, 1880, 1942, 2021, 3440, 3760, 3884, 4042, 4855, 6880, 7520, 7768, 8084, 9710, 10105, 15536, 16168, 19420, 20210, 31072, 32336, 38840, 40420, 41753, 45637, 64672, 77680, 80840, 83506, 91274, 155360, 161680, 167012, 182548, 208765, 228185, 323360, 334024, 365096, 417530, 456370, 668048, 730192, 835060, 912740, 1336096, 1460384, 1670120, 1825480, 1962391, 3340240, 3650960, 3924782, 6680480, 7301920, 7849564, 9811955, 15699128, 19623910, 31398256, 39247820, 62796512, 78495640, 156991280, 313982560]

約数ペア:

[(1, 313982560), (2, 156991280), (4, 78495640), (5, 62796512), (8, 39247820), (10, 31398256), (16, 19623910), (20, 15699128), (32, 9811955), (40, 7849564), (43, 7301920), (47, 6680480), (80, 3924782), (86, 3650960), (94, 3340240), (160, 1962391), (172, 1825480), (188, 1670120), (215, 1460384), (235, 1336096), (344, 912740), (376, 835060), (430, 730192), (470, 668048), (688, 456370), (752, 417530), (860, 365096), (940, 334024), (971, 323360), (1376, 228185), (1504, 208765), (1720, 182548), (1880, 167012), (1942, 161680), (2021, 155360), (3440, 91274), (3760, 83506), (3884, 80840), (4042, 77680), (4855, 64672), (6880, 45637), (7520, 41753), (7768, 40420), (8084, 38840), (9710, 32336), (10105, 31072), (15536, 20210), (16168, 19420)]