127128540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3931}}^1$

素因数の和:3968

約数の個数: 144

約数和(自身を含む): 451833984

約数和(自身を除く): 324705444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 2156, 2310, 2695, 2940, 3234, 3931, 4620, 5390, 6468, 7862, 8085, 10780, 11793, 15724, 16170, 19655, 23586, 27517, 32340, 39310, 43241, 47172, 55034, 58965, 78620, 82551, 86482, 110068, 117930, 129723, 137585, 165102, 172964, 192619, 216205, 235860, 259446, 275170, 302687, 330204, 385238, 412755, 432410, 518892, 550340, 577857, 605374, 648615, 770476, 825510, 864820, 908061, 963095, 1155714, 1210748, 1297230, 1513435, 1651020, 1816122, 1926190, 2118809, 2311428, 2594460, 2889285, 3026870, 3632244, 3852380, 4237618, 4540305, 5778570, 6053740, 6356427, 8475236, 9080610, 10594045, 11557140, 12712854, 18161220, 21188090, 25425708, 31782135, 42376180, 63564270, 127128540]

約数ペア:

[(1, 127128540), (2, 63564270), (3, 42376180), (4, 31782135), (5, 25425708), (6, 21188090), (7, 18161220), (10, 12712854), (11, 11557140), (12, 10594045), (14, 9080610), (15, 8475236), (20, 6356427), (21, 6053740), (22, 5778570), (28, 4540305), (30, 4237618), (33, 3852380), (35, 3632244), (42, 3026870), (44, 2889285), (49, 2594460), (55, 2311428), (60, 2118809), (66, 1926190), (70, 1816122), (77, 1651020), (84, 1513435), (98, 1297230), (105, 1210748), (110, 1155714), (132, 963095), (140, 908061), (147, 864820), (154, 825510), (165, 770476), (196, 648615), (210, 605374), (220, 577857), (231, 550340), (245, 518892), (294, 432410), (308, 412755), (330, 385238), (385, 330204), (420, 302687), (462, 275170), (490, 259446), (539, 235860), (588, 216205), (660, 192619), (735, 172964), (770, 165102), (924, 137585), (980, 129723), (1078, 117930), (1155, 110068), (1470, 86482), (1540, 82551), (1617, 78620), (2156, 58965), (2310, 55034), (2695, 47172), (2940, 43241), (3234, 39310), (3931, 32340), (4620, 27517), (5390, 23586), (6468, 19655), (7862, 16170), (8085, 15724), (10780, 11793)]