263538720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{929}}^1$

素因数の和:1147

約数の個数: 144

約数和(自身を含む): 904863960

約数和(自身を除く): 641325240

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, 72, 80, 90, 96, 120, 144, 160, 180, 197, 240, 288, 360, 394, 480, 591, 720, 788, 929, 985, 1182, 1440, 1576, 1773, 1858, 1970, 2364, 2787, 2955, 3152, 3546, 3716, 3940, 4645, 4728, 5574, 5910, 6304, 7092, 7432, 7880, 8361, 8865, 9290, 9456, 11148, 11820, 13935, 14184, 14864, 15760, 16722, 17730, 18580, 18912, 22296, 23640, 27870, 28368, 29728, 31520, 33444, 35460, 37160, 41805, 44592, 47280, 55740, 56736, 66888, 70920, 74320, 83610, 89184, 94560, 111480, 133776, 141840, 148640, 167220, 183013, 222960, 267552, 283680, 334440, 366026, 445920, 549039, 668880, 732052, 915065, 1098078, 1337760, 1464104, 1647117, 1830130, 2196156, 2745195, 2928208, 3294234, 3660260, 4392312, 5490390, 5856416, 6588468, 7320520, 8235585, 8784624, 10980780, 13176936, 14641040, 16471170, 17569248, 21961560, 26353872, 29282080, 32942340, 43923120, 52707744, 65884680, 87846240, 131769360, 263538720]

約数ペア:

[(1, 263538720), (2, 131769360), (3, 87846240), (4, 65884680), (5, 52707744), (6, 43923120), (8, 32942340), (9, 29282080), (10, 26353872), (12, 21961560), (15, 17569248), (16, 16471170), (18, 14641040), (20, 13176936), (24, 10980780), (30, 8784624), (32, 8235585), (36, 7320520), (40, 6588468), (45, 5856416), (48, 5490390), (60, 4392312), (72, 3660260), (80, 3294234), (90, 2928208), (96, 2745195), (120, 2196156), (144, 1830130), (160, 1647117), (180, 1464104), (197, 1337760), (240, 1098078), (288, 915065), (360, 732052), (394, 668880), (480, 549039), (591, 445920), (720, 366026), (788, 334440), (929, 283680), (985, 267552), (1182, 222960), (1440, 183013), (1576, 167220), (1773, 148640), (1858, 141840), (1970, 133776), (2364, 111480), (2787, 94560), (2955, 89184), (3152, 83610), (3546, 74320), (3716, 70920), (3940, 66888), (4645, 56736), (4728, 55740), (5574, 47280), (5910, 44592), (6304, 41805), (7092, 37160), (7432, 35460), (7880, 33444), (8361, 31520), (8865, 29728), (9290, 28368), (9456, 27870), (11148, 23640), (11820, 22296), (13935, 18912), (14184, 18580), (14864, 17730), (15760, 16722)]