20904756075

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{632041}}^1$

素因数の和:632074

約数の個数: 72

約数和(自身を含む): 44672728560

約数和(自身を除く): 23767972485

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 2205, 3675, 4725, 6615, 11025, 33075, 632041, 1896123, 3160205, 4424287, 5688369, 9480615, 13272861, 15801025, 17065107, 22121435, 28441845, 30970009, 39818583, 47403075, 66364305, 85325535, 92910027, 110607175, 119455749, 142209225, 154850045, 199092915, 278730081, 331821525, 426627675, 464550135, 597278745, 774250225, 836190243, 995464575, 1393650405, 2322750675, 2986393725, 4180951215, 6968252025, 20904756075]

約数ペア:

[(1, 20904756075), (3, 6968252025), (5, 4180951215), (7, 2986393725), (9, 2322750675), (15, 1393650405), (21, 995464575), (25, 836190243), (27, 774250225), (35, 597278745), (45, 464550135), (49, 426627675), (63, 331821525), (75, 278730081), (105, 199092915), (135, 154850045), (147, 142209225), (175, 119455749), (189, 110607175), (225, 92910027), (245, 85325535), (315, 66364305), (441, 47403075), (525, 39818583), (675, 30970009), (735, 28441845), (945, 22121435), (1225, 17065107), (1323, 15801025), (1575, 13272861), (2205, 9480615), (3675, 5688369), (4725, 4424287), (6615, 3160205), (11025, 1896123), (33075, 632041)]