140117880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{166807}}^1$

素因数の和:166828

約数の個数: 64

約数和(自身を含む): 480407040

約数和(自身を除く): 340289160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 166807, 333614, 500421, 667228, 834035, 1000842, 1167649, 1334456, 1668070, 2001684, 2335298, 2502105, 3336140, 3502947, 4003368, 4670596, 5004210, 5838245, 6672280, 7005894, 9341192, 10008420, 11676490, 14011788, 17514735, 20016840, 23352980, 28023576, 35029470, 46705960, 70058940, 140117880]

約数ペア:

[(1, 140117880), (2, 70058940), (3, 46705960), (4, 35029470), (5, 28023576), (6, 23352980), (7, 20016840), (8, 17514735), (10, 14011788), (12, 11676490), (14, 10008420), (15, 9341192), (20, 7005894), (21, 6672280), (24, 5838245), (28, 5004210), (30, 4670596), (35, 4003368), (40, 3502947), (42, 3336140), (56, 2502105), (60, 2335298), (70, 2001684), (84, 1668070), (105, 1334456), (120, 1167649), (140, 1000842), (168, 834035), (210, 667228), (280, 500421), (420, 333614), (840, 166807)]