216813720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1806781}}^1$

素因数の和:1806795

約数の個数: 32

約数和(自身を含む): 650441520

約数和(自身を除く): 433627800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1806781, 3613562, 5420343, 7227124, 9033905, 10840686, 14454248, 18067810, 21681372, 27101715, 36135620, 43362744, 54203430, 72271240, 108406860, 216813720]

約数ペア:

[(1, 216813720), (2, 108406860), (3, 72271240), (4, 54203430), (5, 43362744), (6, 36135620), (8, 27101715), (10, 21681372), (12, 18067810), (15, 14454248), (20, 10840686), (24, 9033905), (30, 7227124), (40, 5420343), (60, 3613562), (120, 1806781)]