287496480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^2$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 941601024

約数和(自身を除く): 654104544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 139, 155, 160, 186, 240, 248, 278, 310, 372, 417, 465, 480, 496, 556, 620, 695, 744, 834, 930, 992, 1112, 1240, 1390, 1488, 1668, 1860, 2085, 2224, 2480, 2780, 2976, 3336, 3720, 4170, 4309, 4448, 4960, 5560, 6672, 7440, 8340, 8618, 11120, 12927, 13344, 14880, 16680, 17236, 19321, 21545, 22240, 25854, 33360, 34472, 38642, 43090, 51708, 57963, 64635, 66720, 68944, 77284, 86180, 96605, 103416, 115926, 129270, 137888, 154568, 172360, 193210, 206832, 231852, 258540, 289815, 309136, 344720, 386420, 413664, 463704, 517080, 579630, 598951, 618272, 689440, 772840, 927408, 1034160, 1159260, 1197902, 1545680, 1796853, 1854816, 2068320, 2318520, 2395804, 2994755, 3091360, 3593706, 4637040, 4791608, 5989510, 7187412, 8984265, 9274080, 9583216, 11979020, 14374824, 17968530, 19166432, 23958040, 28749648, 35937060, 47916080, 57499296, 71874120, 95832160, 143748240, 287496480]

約数ペア:

[(1, 287496480), (2, 143748240), (3, 95832160), (4, 71874120), (5, 57499296), (6, 47916080), (8, 35937060), (10, 28749648), (12, 23958040), (15, 19166432), (16, 17968530), (20, 14374824), (24, 11979020), (30, 9583216), (31, 9274080), (32, 8984265), (40, 7187412), (48, 5989510), (60, 4791608), (62, 4637040), (80, 3593706), (93, 3091360), (96, 2994755), (120, 2395804), (124, 2318520), (139, 2068320), (155, 1854816), (160, 1796853), (186, 1545680), (240, 1197902), (248, 1159260), (278, 1034160), (310, 927408), (372, 772840), (417, 689440), (465, 618272), (480, 598951), (496, 579630), (556, 517080), (620, 463704), (695, 413664), (744, 386420), (834, 344720), (930, 309136), (992, 289815), (1112, 258540), (1240, 231852), (1390, 206832), (1488, 193210), (1668, 172360), (1860, 154568), (2085, 137888), (2224, 129270), (2480, 115926), (2780, 103416), (2976, 96605), (3336, 86180), (3720, 77284), (4170, 68944), (4309, 66720), (4448, 64635), (4960, 57963), (5560, 51708), (6672, 43090), (7440, 38642), (8340, 34472), (8618, 33360), (11120, 25854), (12927, 22240), (13344, 21545), (14880, 19321), (16680, 17236)]