131796840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{156901}}^1$

素因数の和:156922

約数の個数: 64

約数和(自身を含む): 451877760

約数和(自身を除く): 320080920

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, 156901, 313802, 470703, 627604, 784505, 941406, 1098307, 1255208, 1569010, 1882812, 2196614, 2353515, 3138020, 3294921, 3765624, 4393228, 4707030, 5491535, 6276040, 6589842, 8786456, 9414060, 10983070, 13179684, 16474605, 18828120, 21966140, 26359368, 32949210, 43932280, 65898420, 131796840]

約数ペア:

[(1, 131796840), (2, 65898420), (3, 43932280), (4, 32949210), (5, 26359368), (6, 21966140), (7, 18828120), (8, 16474605), (10, 13179684), (12, 10983070), (14, 9414060), (15, 8786456), (20, 6589842), (21, 6276040), (24, 5491535), (28, 4707030), (30, 4393228), (35, 3765624), (40, 3294921), (42, 3138020), (56, 2353515), (60, 2196614), (70, 1882812), (84, 1569010), (105, 1255208), (120, 1098307), (140, 941406), (168, 784505), (210, 627604), (280, 470703), (420, 313802), (840, 156901)]