7581420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{547}}^1$

素因数の和:580

約数の個数: 144

約数和(自身を含む): 28723968

約数和(自身を除く): 21142548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 547, 630, 660, 693, 770, 924, 990, 1094, 1155, 1260, 1386, 1540, 1641, 1980, 2188, 2310, 2735, 2772, 3282, 3465, 3829, 4620, 4923, 5470, 6017, 6564, 6930, 7658, 8205, 9846, 10940, 11487, 12034, 13860, 15316, 16410, 18051, 19145, 19692, 22974, 24068, 24615, 30085, 32820, 34461, 36102, 38290, 42119, 45948, 49230, 54153, 57435, 60170, 68922, 72204, 76580, 84238, 90255, 98460, 108306, 114870, 120340, 126357, 137844, 168476, 172305, 180510, 210595, 216612, 229740, 252714, 270765, 344610, 361020, 379071, 421190, 505428, 541530, 631785, 689220, 758142, 842380, 1083060, 1263570, 1516284, 1895355, 2527140, 3790710, 7581420]

約数ペア:

[(1, 7581420), (2, 3790710), (3, 2527140), (4, 1895355), (5, 1516284), (6, 1263570), (7, 1083060), (9, 842380), (10, 758142), (11, 689220), (12, 631785), (14, 541530), (15, 505428), (18, 421190), (20, 379071), (21, 361020), (22, 344610), (28, 270765), (30, 252714), (33, 229740), (35, 216612), (36, 210595), (42, 180510), (44, 172305), (45, 168476), (55, 137844), (60, 126357), (63, 120340), (66, 114870), (70, 108306), (77, 98460), (84, 90255), (90, 84238), (99, 76580), (105, 72204), (110, 68922), (126, 60170), (132, 57435), (140, 54153), (154, 49230), (165, 45948), (180, 42119), (198, 38290), (210, 36102), (220, 34461), (231, 32820), (252, 30085), (308, 24615), (315, 24068), (330, 22974), (385, 19692), (396, 19145), (420, 18051), (462, 16410), (495, 15316), (547, 13860), (630, 12034), (660, 11487), (693, 10940), (770, 9846), (924, 8205), (990, 7658), (1094, 6930), (1155, 6564), (1260, 6017), (1386, 5470), (1540, 4923), (1641, 4620), (1980, 3829), (2188, 3465), (2310, 3282), (2735, 2772)]