2146260720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{207971}}^1$

素因数の和:208030

約数の個数: 80

約数和(自身を含む): 6808171392

約数和(自身を除く): 4661910672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 207971, 415942, 623913, 831884, 1039855, 1247826, 1663768, 2079710, 2495652, 3119565, 3327536, 4159420, 4991304, 6239130, 8318840, 8942753, 9982608, 12478260, 16637680, 17885506, 24956520, 26828259, 35771012, 44713765, 49913040, 53656518, 71542024, 89427530, 107313036, 134141295, 143084048, 178855060, 214626072, 268282590, 357710120, 429252144, 536565180, 715420240, 1073130360, 2146260720]

約数ペア:

[(1, 2146260720), (2, 1073130360), (3, 715420240), (4, 536565180), (5, 429252144), (6, 357710120), (8, 268282590), (10, 214626072), (12, 178855060), (15, 143084048), (16, 134141295), (20, 107313036), (24, 89427530), (30, 71542024), (40, 53656518), (43, 49913040), (48, 44713765), (60, 35771012), (80, 26828259), (86, 24956520), (120, 17885506), (129, 16637680), (172, 12478260), (215, 9982608), (240, 8942753), (258, 8318840), (344, 6239130), (430, 4991304), (516, 4159420), (645, 3327536), (688, 3119565), (860, 2495652), (1032, 2079710), (1290, 1663768), (1720, 1247826), (2064, 1039855), (2580, 831884), (3440, 623913), (5160, 415942), (10320, 207971)]