77411180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 212357376

約数和(自身を除く): 134946196

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 49, 55, 70, 77, 86, 98, 110, 140, 154, 167, 172, 196, 215, 220, 245, 301, 308, 334, 385, 430, 473, 490, 539, 602, 668, 770, 835, 860, 946, 980, 1078, 1169, 1204, 1505, 1540, 1670, 1837, 1892, 2107, 2156, 2338, 2365, 2695, 3010, 3311, 3340, 3674, 4214, 4676, 4730, 5390, 5845, 6020, 6622, 7181, 7348, 8183, 8428, 9185, 9460, 10535, 10780, 11690, 12859, 13244, 14362, 16366, 16555, 18370, 21070, 23177, 23380, 25718, 28724, 32732, 33110, 35905, 36740, 40915, 42140, 46354, 50267, 51436, 64295, 66220, 71810, 78991, 81830, 90013, 92708, 100534, 115885, 128590, 143620, 157982, 163660, 180026, 201068, 231770, 251335, 257180, 315964, 351869, 360052, 394955, 450065, 463540, 502670, 552937, 703738, 789910, 900130, 1005340, 1105874, 1407476, 1579820, 1759345, 1800260, 2211748, 2764685, 3518690, 3870559, 5529370, 7037380, 7741118, 11058740, 15482236, 19352795, 38705590, 77411180]

約数ペア:

[(1, 77411180), (2, 38705590), (4, 19352795), (5, 15482236), (7, 11058740), (10, 7741118), (11, 7037380), (14, 5529370), (20, 3870559), (22, 3518690), (28, 2764685), (35, 2211748), (43, 1800260), (44, 1759345), (49, 1579820), (55, 1407476), (70, 1105874), (77, 1005340), (86, 900130), (98, 789910), (110, 703738), (140, 552937), (154, 502670), (167, 463540), (172, 450065), (196, 394955), (215, 360052), (220, 351869), (245, 315964), (301, 257180), (308, 251335), (334, 231770), (385, 201068), (430, 180026), (473, 163660), (490, 157982), (539, 143620), (602, 128590), (668, 115885), (770, 100534), (835, 92708), (860, 90013), (946, 81830), (980, 78991), (1078, 71810), (1169, 66220), (1204, 64295), (1505, 51436), (1540, 50267), (1670, 46354), (1837, 42140), (1892, 40915), (2107, 36740), (2156, 35905), (2338, 33110), (2365, 32732), (2695, 28724), (3010, 25718), (3311, 23380), (3340, 23177), (3674, 21070), (4214, 18370), (4676, 16555), (4730, 16366), (5390, 14362), (5845, 13244), (6020, 12859), (6622, 11690), (7181, 10780), (7348, 10535), (8183, 9460), (8428, 9185)]