80726640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{336361}}^1$

素因数の和:336377

約数の個数: 40

約数和(自身を含む): 250253328

約数和(自身を除く): 169526688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 336361, 672722, 1009083, 1345444, 1681805, 2018166, 2690888, 3363610, 4036332, 5045415, 5381776, 6727220, 8072664, 10090830, 13454440, 16145328, 20181660, 26908880, 40363320, 80726640]

約数ペア:

[(1, 80726640), (2, 40363320), (3, 26908880), (4, 20181660), (5, 16145328), (6, 13454440), (8, 10090830), (10, 8072664), (12, 6727220), (15, 5381776), (16, 5045415), (20, 4036332), (24, 3363610), (30, 2690888), (40, 2018166), (48, 1681805), (60, 1345444), (80, 1009083), (120, 672722), (240, 336361)]