121576480

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 96

約数和(自身を含む): 301771008

約数和(自身を除く): 180194528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 43, 80, 82, 86, 160, 164, 172, 205, 215, 328, 344, 410, 430, 431, 656, 688, 820, 860, 862, 1312, 1376, 1640, 1720, 1724, 1763, 2155, 3280, 3440, 3448, 3526, 4310, 6560, 6880, 6896, 7052, 8620, 8815, 13792, 14104, 17240, 17630, 17671, 18533, 28208, 34480, 35260, 35342, 37066, 56416, 68960, 70520, 70684, 74132, 88355, 92665, 141040, 141368, 148264, 176710, 185330, 282080, 282736, 296528, 353420, 370660, 565472, 593056, 706840, 741320, 759853, 1413680, 1482640, 1519706, 2827360, 2965280, 3039412, 3799265, 6078824, 7598530, 12157648, 15197060, 24315296, 30394120, 60788240, 121576480]

約数ペア:

[(1, 121576480), (2, 60788240), (4, 30394120), (5, 24315296), (8, 15197060), (10, 12157648), (16, 7598530), (20, 6078824), (32, 3799265), (40, 3039412), (41, 2965280), (43, 2827360), (80, 1519706), (82, 1482640), (86, 1413680), (160, 759853), (164, 741320), (172, 706840), (205, 593056), (215, 565472), (328, 370660), (344, 353420), (410, 296528), (430, 282736), (431, 282080), (656, 185330), (688, 176710), (820, 148264), (860, 141368), (862, 141040), (1312, 92665), (1376, 88355), (1640, 74132), (1720, 70684), (1724, 70520), (1763, 68960), (2155, 56416), (3280, 37066), (3440, 35342), (3448, 35260), (3526, 34480), (4310, 28208), (6560, 18533), (6880, 17671), (6896, 17630), (7052, 17240), (8620, 14104), (8815, 13792)]