31555170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:421

約数の個数: 80

約数和(自身を含む): 85726080

約数和(自身を除く): 54170910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 163, 239, 270, 326, 405, 478, 489, 717, 810, 815, 978, 1195, 1434, 1467, 1630, 2151, 2390, 2445, 2934, 3585, 4302, 4401, 4890, 6453, 7170, 7335, 8802, 10755, 12906, 13203, 14670, 19359, 21510, 22005, 26406, 32265, 38718, 38957, 44010, 64530, 66015, 77914, 96795, 116871, 132030, 193590, 194785, 233742, 350613, 389570, 584355, 701226, 1051839, 1168710, 1753065, 2103678, 3155517, 3506130, 5259195, 6311034, 10518390, 15777585, 31555170]

約数ペア:

[(1, 31555170), (2, 15777585), (3, 10518390), (5, 6311034), (6, 5259195), (9, 3506130), (10, 3155517), (15, 2103678), (18, 1753065), (27, 1168710), (30, 1051839), (45, 701226), (54, 584355), (81, 389570), (90, 350613), (135, 233742), (162, 194785), (163, 193590), (239, 132030), (270, 116871), (326, 96795), (405, 77914), (478, 66015), (489, 64530), (717, 44010), (810, 38957), (815, 38718), (978, 32265), (1195, 26406), (1434, 22005), (1467, 21510), (1630, 19359), (2151, 14670), (2390, 13203), (2445, 12906), (2934, 10755), (3585, 8802), (4302, 7335), (4401, 7170), (4890, 6453)]