66667860

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{5879}}^1$

素因数の和:5907

約数の個数: 120

約数和(自身を含む): 239057280

約数和(自身を除く): 172389420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 5879, 11340, 11758, 17637, 23516, 29395, 35274, 41153, 52911, 58790, 70548, 82306, 88185, 105822, 117580, 123459, 158733, 164612, 176370, 205765, 211644, 246918, 264555, 317466, 352740, 370377, 411530, 476199, 493836, 529110, 617295, 634932, 740754, 793665, 823060, 952398, 1058220, 1111131, 1234590, 1481508, 1587330, 1851885, 1904796, 2222262, 2380995, 2469180, 3174660, 3333393, 3703770, 4444524, 4761990, 5555655, 6666786, 7407540, 9523980, 11111310, 13333572, 16666965, 22222620, 33333930, 66667860]

約数ペア:

[(1, 66667860), (2, 33333930), (3, 22222620), (4, 16666965), (5, 13333572), (6, 11111310), (7, 9523980), (9, 7407540), (10, 6666786), (12, 5555655), (14, 4761990), (15, 4444524), (18, 3703770), (20, 3333393), (21, 3174660), (27, 2469180), (28, 2380995), (30, 2222262), (35, 1904796), (36, 1851885), (42, 1587330), (45, 1481508), (54, 1234590), (60, 1111131), (63, 1058220), (70, 952398), (81, 823060), (84, 793665), (90, 740754), (105, 634932), (108, 617295), (126, 529110), (135, 493836), (140, 476199), (162, 411530), (180, 370377), (189, 352740), (210, 317466), (252, 264555), (270, 246918), (315, 211644), (324, 205765), (378, 176370), (405, 164612), (420, 158733), (540, 123459), (567, 117580), (630, 105822), (756, 88185), (810, 82306), (945, 70548), (1134, 58790), (1260, 52911), (1620, 41153), (1890, 35274), (2268, 29395), (2835, 23516), (3780, 17637), (5670, 11758), (5879, 11340)]