258990720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3137}}^1$

素因数の和:3202

約数の個数: 128

約数和(自身を含む): 845000640

約数和(自身を除く): 586009920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 1920, 2064, 2580, 2752, 3137, 3440, 4128, 5160, 5504, 6274, 6880, 8256, 9411, 10320, 12548, 13760, 15685, 16512, 18822, 20640, 25096, 27520, 31370, 37644, 41280, 47055, 50192, 62740, 75288, 82560, 94110, 100384, 125480, 134891, 150576, 188220, 200768, 250960, 269782, 301152, 376440, 401536, 404673, 501920, 539564, 602304, 674455, 752880, 809346, 1003840, 1079128, 1204608, 1348910, 1505760, 1618692, 2007680, 2023365, 2158256, 2697820, 3011520, 3237384, 4046730, 4316512, 5395640, 6023040, 6474768, 8093460, 8633024, 10791280, 12949536, 16186920, 17266048, 21582560, 25899072, 32373840, 43165120, 51798144, 64747680, 86330240, 129495360, 258990720]

約数ペア:

[(1, 258990720), (2, 129495360), (3, 86330240), (4, 64747680), (5, 51798144), (6, 43165120), (8, 32373840), (10, 25899072), (12, 21582560), (15, 17266048), (16, 16186920), (20, 12949536), (24, 10791280), (30, 8633024), (32, 8093460), (40, 6474768), (43, 6023040), (48, 5395640), (60, 4316512), (64, 4046730), (80, 3237384), (86, 3011520), (96, 2697820), (120, 2158256), (128, 2023365), (129, 2007680), (160, 1618692), (172, 1505760), (192, 1348910), (215, 1204608), (240, 1079128), (258, 1003840), (320, 809346), (344, 752880), (384, 674455), (430, 602304), (480, 539564), (516, 501920), (640, 404673), (645, 401536), (688, 376440), (860, 301152), (960, 269782), (1032, 250960), (1290, 200768), (1376, 188220), (1720, 150576), (1920, 134891), (2064, 125480), (2580, 100384), (2752, 94110), (3137, 82560), (3440, 75288), (4128, 62740), (5160, 50192), (5504, 47055), (6274, 41280), (6880, 37644), (8256, 31370), (9411, 27520), (10320, 25096), (12548, 20640), (13760, 18822), (15685, 16512)]