65511180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 240

約数和(自身を含む): 241496640

約数和(自身を除く): 175985460

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, 53, 54, 60, 63, 70, 81, 84, 90, 105, 106, 108, 109, 126, 135, 140, 159, 162, 180, 189, 210, 212, 218, 252, 265, 270, 315, 318, 324, 327, 371, 378, 405, 420, 436, 477, 530, 540, 545, 567, 630, 636, 654, 742, 756, 763, 795, 810, 945, 954, 981, 1060, 1090, 1113, 1134, 1260, 1308, 1431, 1484, 1526, 1590, 1620, 1635, 1855, 1890, 1908, 1962, 2180, 2226, 2268, 2289, 2385, 2835, 2862, 2943, 3052, 3180, 3270, 3339, 3710, 3780, 3815, 3924, 4293, 4452, 4578, 4770, 4905, 5565, 5670, 5724, 5777, 5886, 6540, 6678, 6867, 7155, 7420, 7630, 8586, 8829, 9156, 9540, 9810, 10017, 11130, 11340, 11445, 11554, 11772, 13356, 13734, 14310, 14715, 15260, 16695, 17172, 17331, 17658, 19620, 20034, 20601, 21465, 22260, 22890, 23108, 27468, 28620, 28885, 29430, 30051, 33390, 34335, 34662, 35316, 40068, 40439, 41202, 42930, 44145, 45780, 50085, 51993, 57770, 58860, 60102, 61803, 66780, 68670, 69324, 80878, 82404, 85860, 86655, 88290, 100170, 103005, 103986, 115540, 120204, 121317, 123606, 137340, 150255, 155979, 161756, 173310, 176580, 200340, 202195, 206010, 207972, 242634, 247212, 259965, 300510, 309015, 311958, 346620, 363951, 404390, 412020, 467937, 485268, 519930, 601020, 606585, 618030, 623916, 727902, 779895, 808780, 935874, 1039860, 1091853, 1213170, 1236060, 1455804, 1559790, 1819755, 1871748, 2183706, 2339685, 2426340, 3119580, 3275559, 3639510, 4367412, 4679370, 5459265, 6551118, 7279020, 9358740, 10918530, 13102236, 16377795, 21837060, 32755590, 65511180]

約数ペア:

[(1, 65511180), (2, 32755590), (3, 21837060), (4, 16377795), (5, 13102236), (6, 10918530), (7, 9358740), (9, 7279020), (10, 6551118), (12, 5459265), (14, 4679370), (15, 4367412), (18, 3639510), (20, 3275559), (21, 3119580), (27, 2426340), (28, 2339685), (30, 2183706), (35, 1871748), (36, 1819755), (42, 1559790), (45, 1455804), (53, 1236060), (54, 1213170), (60, 1091853), (63, 1039860), (70, 935874), (81, 808780), (84, 779895), (90, 727902), (105, 623916), (106, 618030), (108, 606585), (109, 601020), (126, 519930), (135, 485268), (140, 467937), (159, 412020), (162, 404390), (180, 363951), (189, 346620), (210, 311958), (212, 309015), (218, 300510), (252, 259965), (265, 247212), (270, 242634), (315, 207972), (318, 206010), (324, 202195), (327, 200340), (371, 176580), (378, 173310), (405, 161756), (420, 155979), (436, 150255), (477, 137340), (530, 123606), (540, 121317), (545, 120204), (567, 115540), (630, 103986), (636, 103005), (654, 100170), (742, 88290), (756, 86655), (763, 85860), (795, 82404), (810, 80878), (945, 69324), (954, 68670), (981, 66780), (1060, 61803), (1090, 60102), (1113, 58860), (1134, 57770), (1260, 51993), (1308, 50085), (1431, 45780), (1484, 44145), (1526, 42930), (1590, 41202), (1620, 40439), (1635, 40068), (1855, 35316), (1890, 34662), (1908, 34335), (1962, 33390), (2180, 30051), (2226, 29430), (2268, 28885), (2289, 28620), (2385, 27468), (2835, 23108), (2862, 22890), (2943, 22260), (3052, 21465), (3180, 20601), (3270, 20034), (3339, 19620), (3710, 17658), (3780, 17331), (3815, 17172), (3924, 16695), (4293, 15260), (4452, 14715), (4578, 14310), (4770, 13734), (4905, 13356), (5565, 11772), (5670, 11554), (5724, 11445), (5777, 11340), (5886, 11130), (6540, 10017), (6678, 9810), (6867, 9540), (7155, 9156), (7420, 8829), (7630, 8586)]