8141220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1459}}^1$

素因数の和:1505

約数の個数: 72

約数和(自身を含む): 25509120

約数和(自身を除く): 17367900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1459, 1860, 2790, 2918, 4377, 5580, 5836, 7295, 8754, 13131, 14590, 17508, 21885, 26262, 29180, 43770, 45229, 52524, 65655, 87540, 90458, 131310, 135687, 180916, 226145, 262620, 271374, 407061, 452290, 542748, 678435, 814122, 904580, 1356870, 1628244, 2035305, 2713740, 4070610, 8141220]

約数ペア:

[(1, 8141220), (2, 4070610), (3, 2713740), (4, 2035305), (5, 1628244), (6, 1356870), (9, 904580), (10, 814122), (12, 678435), (15, 542748), (18, 452290), (20, 407061), (30, 271374), (31, 262620), (36, 226145), (45, 180916), (60, 135687), (62, 131310), (90, 90458), (93, 87540), (124, 65655), (155, 52524), (180, 45229), (186, 43770), (279, 29180), (310, 26262), (372, 21885), (465, 17508), (558, 14590), (620, 13131), (930, 8754), (1116, 7295), (1395, 5836), (1459, 5580), (1860, 4377), (2790, 2918)]