80671560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1229}}^1$

素因数の和:1790

約数の個数: 64

約数和(自身を含む): 242654400

約数和(自身を除く): 161982840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 547, 1094, 1229, 1641, 2188, 2458, 2735, 3282, 3687, 4376, 4916, 5470, 6145, 6564, 7374, 8205, 9832, 10940, 12290, 13128, 14748, 16410, 18435, 21880, 24580, 29496, 32820, 36870, 49160, 65640, 73740, 147480, 672263, 1344526, 2016789, 2689052, 3361315, 4033578, 5378104, 6722630, 8067156, 10083945, 13445260, 16134312, 20167890, 26890520, 40335780, 80671560]

約数ペア:

[(1, 80671560), (2, 40335780), (3, 26890520), (4, 20167890), (5, 16134312), (6, 13445260), (8, 10083945), (10, 8067156), (12, 6722630), (15, 5378104), (20, 4033578), (24, 3361315), (30, 2689052), (40, 2016789), (60, 1344526), (120, 672263), (547, 147480), (1094, 73740), (1229, 65640), (1641, 49160), (2188, 36870), (2458, 32820), (2735, 29496), (3282, 24580), (3687, 21880), (4376, 18435), (4916, 16410), (5470, 14748), (6145, 13128), (6564, 12290), (7374, 10940), (8205, 9832)]