71773740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2203}}^1$

素因数の和:2399

約数の個数: 72

約数和(自身を含む): 219015888

約数和(自身を除く): 147242148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1810, 2172, 2203, 2715, 3258, 3620, 4406, 5430, 6516, 6609, 8145, 8812, 10860, 11015, 13218, 16290, 19827, 22030, 26436, 32580, 33045, 39654, 44060, 66090, 79308, 99135, 132180, 198270, 396540, 398743, 797486, 1196229, 1594972, 1993715, 2392458, 3588687, 3987430, 4784916, 5981145, 7177374, 7974860, 11962290, 14354748, 17943435, 23924580, 35886870, 71773740]

約数ペア:

[(1, 71773740), (2, 35886870), (3, 23924580), (4, 17943435), (5, 14354748), (6, 11962290), (9, 7974860), (10, 7177374), (12, 5981145), (15, 4784916), (18, 3987430), (20, 3588687), (30, 2392458), (36, 1993715), (45, 1594972), (60, 1196229), (90, 797486), (180, 398743), (181, 396540), (362, 198270), (543, 132180), (724, 99135), (905, 79308), (1086, 66090), (1629, 44060), (1810, 39654), (2172, 33045), (2203, 32580), (2715, 26436), (3258, 22030), (3620, 19827), (4406, 16290), (5430, 13218), (6516, 11015), (6609, 10860), (8145, 8812)]