245649180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{584879}}^1$

素因数の和:584898

約数の個数: 48

約数和(自身を含む): 786078720

約数和(自身を除く): 540429540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 584879, 1169758, 1754637, 2339516, 2924395, 3509274, 4094153, 5848790, 7018548, 8188306, 8773185, 11697580, 12282459, 16376612, 17546370, 20470765, 24564918, 35092740, 40941530, 49129836, 61412295, 81883060, 122824590, 245649180]

約数ペア:

[(1, 245649180), (2, 122824590), (3, 81883060), (4, 61412295), (5, 49129836), (6, 40941530), (7, 35092740), (10, 24564918), (12, 20470765), (14, 17546370), (15, 16376612), (20, 12282459), (21, 11697580), (28, 8773185), (30, 8188306), (35, 7018548), (42, 5848790), (60, 4094153), (70, 3509274), (84, 2924395), (105, 2339516), (140, 1754637), (210, 1169758), (420, 584879)]