19270620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{709}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 58924320

約数和(自身を除く): 39653700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 709, 755, 906, 1359, 1418, 1510, 1812, 2127, 2265, 2718, 2836, 3020, 3545, 4254, 4530, 5436, 6381, 6795, 7090, 8508, 9060, 10635, 12762, 13590, 14180, 21270, 25524, 27180, 31905, 42540, 63810, 107059, 127620, 214118, 321177, 428236, 535295, 642354, 963531, 1070590, 1284708, 1605885, 1927062, 2141180, 3211770, 3854124, 4817655, 6423540, 9635310, 19270620]

約数ペア:

[(1, 19270620), (2, 9635310), (3, 6423540), (4, 4817655), (5, 3854124), (6, 3211770), (9, 2141180), (10, 1927062), (12, 1605885), (15, 1284708), (18, 1070590), (20, 963531), (30, 642354), (36, 535295), (45, 428236), (60, 321177), (90, 214118), (151, 127620), (180, 107059), (302, 63810), (453, 42540), (604, 31905), (709, 27180), (755, 25524), (906, 21270), (1359, 14180), (1418, 13590), (1510, 12762), (1812, 10635), (2127, 9060), (2265, 8508), (2718, 7090), (2836, 6795), (3020, 6381), (3545, 5436), (4254, 4530)]