30087540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23879}}^1$

素因数の和:23901

約数の個数: 72

約数和(自身を含む): 104307840

約数和(自身を除く): 74220300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 23879, 47758, 71637, 95516, 119395, 143274, 167153, 214911, 238790, 286548, 334306, 358185, 429822, 477580, 501459, 668612, 716370, 835765, 859644, 1002918, 1074555, 1432740, 1504377, 1671530, 2005836, 2149110, 2507295, 3008754, 3343060, 4298220, 5014590, 6017508, 7521885, 10029180, 15043770, 30087540]

約数ペア:

[(1, 30087540), (2, 15043770), (3, 10029180), (4, 7521885), (5, 6017508), (6, 5014590), (7, 4298220), (9, 3343060), (10, 3008754), (12, 2507295), (14, 2149110), (15, 2005836), (18, 1671530), (20, 1504377), (21, 1432740), (28, 1074555), (30, 1002918), (35, 859644), (36, 835765), (42, 716370), (45, 668612), (60, 501459), (63, 477580), (70, 429822), (84, 358185), (90, 334306), (105, 286548), (126, 238790), (140, 214911), (180, 167153), (210, 143274), (252, 119395), (315, 95516), (420, 71637), (630, 47758), (1260, 23879)]