478839680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4001}}^1$

素因数の和:4048

約数の個数: 128

約数和(自身を含む): 1322580960

約数和(自身を除く): 843741280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 640, 680, 704, 748, 880, 935, 1088, 1360, 1408, 1496, 1760, 1870, 2176, 2720, 2992, 3520, 3740, 4001, 5440, 5984, 7040, 7480, 8002, 10880, 11968, 14960, 16004, 20005, 23936, 29920, 32008, 40010, 44011, 59840, 64016, 68017, 80020, 88022, 119680, 128032, 136034, 160040, 176044, 220055, 256064, 272068, 320080, 340085, 352088, 440110, 512128, 544136, 640160, 680170, 704176, 748187, 880220, 1088272, 1280320, 1360340, 1408352, 1496374, 1760440, 2176544, 2560640, 2720680, 2816704, 2992748, 3520880, 3740935, 4353088, 5441360, 5633408, 5985496, 7041760, 7481870, 8706176, 10882720, 11970992, 14083520, 14963740, 21765440, 23941984, 28167040, 29927480, 43530880, 47883968, 59854960, 95767936, 119709920, 239419840, 478839680]

約数ペア:

[(1, 478839680), (2, 239419840), (4, 119709920), (5, 95767936), (8, 59854960), (10, 47883968), (11, 43530880), (16, 29927480), (17, 28167040), (20, 23941984), (22, 21765440), (32, 14963740), (34, 14083520), (40, 11970992), (44, 10882720), (55, 8706176), (64, 7481870), (68, 7041760), (80, 5985496), (85, 5633408), (88, 5441360), (110, 4353088), (128, 3740935), (136, 3520880), (160, 2992748), (170, 2816704), (176, 2720680), (187, 2560640), (220, 2176544), (272, 1760440), (320, 1496374), (340, 1408352), (352, 1360340), (374, 1280320), (440, 1088272), (544, 880220), (640, 748187), (680, 704176), (704, 680170), (748, 640160), (880, 544136), (935, 512128), (1088, 440110), (1360, 352088), (1408, 340085), (1496, 320080), (1760, 272068), (1870, 256064), (2176, 220055), (2720, 176044), (2992, 160040), (3520, 136034), (3740, 128032), (4001, 119680), (5440, 88022), (5984, 80020), (7040, 68017), (7480, 64016), (8002, 59840), (10880, 44011), (11968, 40010), (14960, 32008), (16004, 29920), (20005, 23936)]