438507120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42491}}^1$

素因数の和:42550

約数の個数: 80

約数和(自身を含む): 1391018112

約数和(自身を除く): 952510992

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, 42491, 84982, 127473, 169964, 212455, 254946, 339928, 424910, 509892, 637365, 679856, 849820, 1019784, 1274730, 1699640, 1827113, 2039568, 2549460, 3399280, 3654226, 5098920, 5481339, 7308452, 9135565, 10197840, 10962678, 14616904, 18271130, 21925356, 27406695, 29233808, 36542260, 43850712, 54813390, 73084520, 87701424, 109626780, 146169040, 219253560, 438507120]

約数ペア:

[(1, 438507120), (2, 219253560), (3, 146169040), (4, 109626780), (5, 87701424), (6, 73084520), (8, 54813390), (10, 43850712), (12, 36542260), (15, 29233808), (16, 27406695), (20, 21925356), (24, 18271130), (30, 14616904), (40, 10962678), (43, 10197840), (48, 9135565), (60, 7308452), (80, 5481339), (86, 5098920), (120, 3654226), (129, 3399280), (172, 2549460), (215, 2039568), (240, 1827113), (258, 1699640), (344, 1274730), (430, 1019784), (516, 849820), (645, 679856), (688, 637365), (860, 509892), (1032, 424910), (1290, 339928), (1720, 254946), (2064, 212455), (2580, 169964), (3440, 127473), (5160, 84982), (10320, 42491)]