388710720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{971}}^1$

素因数の和:1133

約数の個数: 168

約数和(自身を含む): 1348008480

約数和(自身を除く): 959297760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 139, 144, 160, 180, 192, 240, 278, 288, 320, 360, 417, 480, 556, 576, 695, 720, 834, 960, 971, 1112, 1251, 1390, 1440, 1668, 1942, 2085, 2224, 2502, 2780, 2880, 2913, 3336, 3884, 4170, 4448, 4855, 5004, 5560, 5826, 6255, 6672, 7768, 8340, 8739, 8896, 9710, 10008, 11120, 11652, 12510, 13344, 14565, 15536, 16680, 17478, 19420, 20016, 22240, 23304, 25020, 26688, 29130, 31072, 33360, 34956, 38840, 40032, 43695, 44480, 46608, 50040, 58260, 62144, 66720, 69912, 77680, 80064, 87390, 93216, 100080, 116520, 133440, 134969, 139824, 155360, 174780, 186432, 200160, 233040, 269938, 279648, 310720, 349560, 400320, 404907, 466080, 539876, 559296, 674845, 699120, 809814, 932160, 1079752, 1214721, 1349690, 1398240, 1619628, 2024535, 2159504, 2429442, 2699380, 2796480, 3239256, 4049070, 4319008, 4858884, 5398760, 6073605, 6478512, 8098140, 8638016, 9717768, 10797520, 12147210, 12957024, 16196280, 19435536, 21595040, 24294420, 25914048, 32392560, 38871072, 43190080, 48588840, 64785120, 77742144, 97177680, 129570240, 194355360, 388710720]

約数ペア:

[(1, 388710720), (2, 194355360), (3, 129570240), (4, 97177680), (5, 77742144), (6, 64785120), (8, 48588840), (9, 43190080), (10, 38871072), (12, 32392560), (15, 25914048), (16, 24294420), (18, 21595040), (20, 19435536), (24, 16196280), (30, 12957024), (32, 12147210), (36, 10797520), (40, 9717768), (45, 8638016), (48, 8098140), (60, 6478512), (64, 6073605), (72, 5398760), (80, 4858884), (90, 4319008), (96, 4049070), (120, 3239256), (139, 2796480), (144, 2699380), (160, 2429442), (180, 2159504), (192, 2024535), (240, 1619628), (278, 1398240), (288, 1349690), (320, 1214721), (360, 1079752), (417, 932160), (480, 809814), (556, 699120), (576, 674845), (695, 559296), (720, 539876), (834, 466080), (960, 404907), (971, 400320), (1112, 349560), (1251, 310720), (1390, 279648), (1440, 269938), (1668, 233040), (1942, 200160), (2085, 186432), (2224, 174780), (2502, 155360), (2780, 139824), (2880, 134969), (2913, 133440), (3336, 116520), (3884, 100080), (4170, 93216), (4448, 87390), (4855, 80064), (5004, 77680), (5560, 69912), (5826, 66720), (6255, 62144), (6672, 58260), (7768, 50040), (8340, 46608), (8739, 44480), (8896, 43695), (9710, 40032), (10008, 38840), (11120, 34956), (11652, 33360), (12510, 31072), (13344, 29130), (14565, 26688), (15536, 25020), (16680, 23304), (17478, 22240), (19420, 20016)]