161211120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{95959}}^1$

素因数の和:95982

約数の個数: 80

約数和(自身を含む): 571153920

約数和(自身を除く): 409942800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 95959, 191918, 287877, 383836, 479795, 575754, 671713, 767672, 959590, 1151508, 1343426, 1439385, 1535344, 1919180, 2015139, 2303016, 2686852, 2878770, 3358565, 3838360, 4030278, 4606032, 5373704, 5757540, 6717130, 7676720, 8060556, 10075695, 10747408, 11515080, 13434260, 16121112, 20151390, 23030160, 26868520, 32242224, 40302780, 53737040, 80605560, 161211120]

約数ペア:

[(1, 161211120), (2, 80605560), (3, 53737040), (4, 40302780), (5, 32242224), (6, 26868520), (7, 23030160), (8, 20151390), (10, 16121112), (12, 13434260), (14, 11515080), (15, 10747408), (16, 10075695), (20, 8060556), (21, 7676720), (24, 6717130), (28, 5757540), (30, 5373704), (35, 4606032), (40, 4030278), (42, 3838360), (48, 3358565), (56, 2878770), (60, 2686852), (70, 2303016), (80, 2015139), (84, 1919180), (105, 1535344), (112, 1439385), (120, 1343426), (140, 1151508), (168, 959590), (210, 767672), (240, 671713), (280, 575754), (336, 479795), (420, 383836), (560, 287877), (840, 191918), (1680, 95959)]