27820620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1217}}^1$

素因数の和:1359

約数の個数: 72

約数和(自身を含む): 85123584

約数和(自身を除く): 57302964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1217, 1270, 1524, 1905, 2286, 2434, 2540, 3651, 3810, 4572, 4868, 5715, 6085, 7302, 7620, 10953, 11430, 12170, 14604, 18255, 21906, 22860, 24340, 36510, 43812, 54765, 73020, 109530, 154559, 219060, 309118, 463677, 618236, 772795, 927354, 1391031, 1545590, 1854708, 2318385, 2782062, 3091180, 4636770, 5564124, 6955155, 9273540, 13910310, 27820620]

約数ペア:

[(1, 27820620), (2, 13910310), (3, 9273540), (4, 6955155), (5, 5564124), (6, 4636770), (9, 3091180), (10, 2782062), (12, 2318385), (15, 1854708), (18, 1545590), (20, 1391031), (30, 927354), (36, 772795), (45, 618236), (60, 463677), (90, 309118), (127, 219060), (180, 154559), (254, 109530), (381, 73020), (508, 54765), (635, 43812), (762, 36510), (1143, 24340), (1217, 22860), (1270, 21906), (1524, 18255), (1905, 14604), (2286, 12170), (2434, 11430), (2540, 10953), (3651, 7620), (3810, 7302), (4572, 6085), (4868, 5715)]