80508720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{335453}}^1$

素因数の和:335469

約数の個数: 40

約数和(自身を含む): 249577776

約数和(自身を除く): 169069056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 335453, 670906, 1006359, 1341812, 1677265, 2012718, 2683624, 3354530, 4025436, 5031795, 5367248, 6709060, 8050872, 10063590, 13418120, 16101744, 20127180, 26836240, 40254360, 80508720]

約数ペア:

[(1, 80508720), (2, 40254360), (3, 26836240), (4, 20127180), (5, 16101744), (6, 13418120), (8, 10063590), (10, 8050872), (12, 6709060), (15, 5367248), (16, 5031795), (20, 4025436), (24, 3354530), (30, 2683624), (40, 2012718), (48, 1677265), (60, 1341812), (80, 1006359), (120, 670906), (240, 335453)]