237831280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1471}}^1$

素因数の和:1574

約数の個数: 80

約数和(自身を含む): 578248704

約数和(自身を除く): 340417424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 47, 80, 86, 94, 172, 188, 215, 235, 344, 376, 430, 470, 688, 752, 860, 940, 1471, 1720, 1880, 2021, 2942, 3440, 3760, 4042, 5884, 7355, 8084, 10105, 11768, 14710, 16168, 20210, 23536, 29420, 32336, 40420, 58840, 63253, 69137, 80840, 117680, 126506, 138274, 161680, 253012, 276548, 316265, 345685, 506024, 553096, 632530, 691370, 1012048, 1106192, 1265060, 1382740, 2530120, 2765480, 2972891, 5060240, 5530960, 5945782, 11891564, 14864455, 23783128, 29728910, 47566256, 59457820, 118915640, 237831280]

約数ペア:

[(1, 237831280), (2, 118915640), (4, 59457820), (5, 47566256), (8, 29728910), (10, 23783128), (16, 14864455), (20, 11891564), (40, 5945782), (43, 5530960), (47, 5060240), (80, 2972891), (86, 2765480), (94, 2530120), (172, 1382740), (188, 1265060), (215, 1106192), (235, 1012048), (344, 691370), (376, 632530), (430, 553096), (470, 506024), (688, 345685), (752, 316265), (860, 276548), (940, 253012), (1471, 161680), (1720, 138274), (1880, 126506), (2021, 117680), (2942, 80840), (3440, 69137), (3760, 63253), (4042, 58840), (5884, 40420), (7355, 32336), (8084, 29420), (10105, 23536), (11768, 20210), (14710, 16168)]