19101240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 62833680

約数和(自身を除く): 43732440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 97, 120, 180, 194, 291, 360, 388, 485, 547, 582, 776, 873, 970, 1094, 1164, 1455, 1641, 1746, 1940, 2188, 2328, 2735, 2910, 3282, 3492, 3880, 4365, 4376, 4923, 5470, 5820, 6564, 6984, 8205, 8730, 9846, 10940, 11640, 13128, 16410, 17460, 19692, 21880, 24615, 32820, 34920, 39384, 49230, 53059, 65640, 98460, 106118, 159177, 196920, 212236, 265295, 318354, 424472, 477531, 530590, 636708, 795885, 955062, 1061180, 1273416, 1591770, 1910124, 2122360, 2387655, 3183540, 3820248, 4775310, 6367080, 9550620, 19101240]

約数ペア:

[(1, 19101240), (2, 9550620), (3, 6367080), (4, 4775310), (5, 3820248), (6, 3183540), (8, 2387655), (9, 2122360), (10, 1910124), (12, 1591770), (15, 1273416), (18, 1061180), (20, 955062), (24, 795885), (30, 636708), (36, 530590), (40, 477531), (45, 424472), (60, 318354), (72, 265295), (90, 212236), (97, 196920), (120, 159177), (180, 106118), (194, 98460), (291, 65640), (360, 53059), (388, 49230), (485, 39384), (547, 34920), (582, 32820), (776, 24615), (873, 21880), (970, 19692), (1094, 17460), (1164, 16410), (1455, 13128), (1641, 11640), (1746, 10940), (1940, 9846), (2188, 8730), (2328, 8205), (2735, 6984), (2910, 6564), (3282, 5820), (3492, 5470), (3880, 4923), (4365, 4376)]