7889640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 128

約数和(自身を含む): 26611200

約数和(自身を除く): 18721560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 86, 88, 110, 120, 129, 132, 139, 165, 172, 215, 220, 258, 264, 278, 330, 344, 417, 430, 440, 473, 516, 556, 645, 660, 695, 834, 860, 946, 1032, 1112, 1290, 1320, 1390, 1419, 1529, 1668, 1720, 1892, 2085, 2365, 2580, 2780, 2838, 3058, 3336, 3784, 4170, 4587, 4730, 5160, 5560, 5676, 5977, 6116, 7095, 7645, 8340, 9174, 9460, 11352, 11954, 12232, 14190, 15290, 16680, 17931, 18348, 18920, 22935, 23908, 28380, 29885, 30580, 35862, 36696, 45870, 47816, 56760, 59770, 61160, 65747, 71724, 89655, 91740, 119540, 131494, 143448, 179310, 183480, 197241, 239080, 262988, 328735, 358620, 394482, 525976, 657470, 717240, 788964, 986205, 1314940, 1577928, 1972410, 2629880, 3944820, 7889640]

約数ペア:

[(1, 7889640), (2, 3944820), (3, 2629880), (4, 1972410), (5, 1577928), (6, 1314940), (8, 986205), (10, 788964), (11, 717240), (12, 657470), (15, 525976), (20, 394482), (22, 358620), (24, 328735), (30, 262988), (33, 239080), (40, 197241), (43, 183480), (44, 179310), (55, 143448), (60, 131494), (66, 119540), (86, 91740), (88, 89655), (110, 71724), (120, 65747), (129, 61160), (132, 59770), (139, 56760), (165, 47816), (172, 45870), (215, 36696), (220, 35862), (258, 30580), (264, 29885), (278, 28380), (330, 23908), (344, 22935), (417, 18920), (430, 18348), (440, 17931), (473, 16680), (516, 15290), (556, 14190), (645, 12232), (660, 11954), (695, 11352), (834, 9460), (860, 9174), (946, 8340), (1032, 7645), (1112, 7095), (1290, 6116), (1320, 5977), (1390, 5676), (1419, 5560), (1529, 5160), (1668, 4730), (1720, 4587), (1892, 4170), (2085, 3784), (2365, 3336), (2580, 3058), (2780, 2838)]