1256929920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{72739}}^1$

素因数の和:72767

約数の個数: 128

約数和(自身を含む): 4451688000

約数和(自身を除く): 3194758080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 72739, 145478, 218217, 290956, 363695, 436434, 581912, 654651, 727390, 872868, 1091085, 1163824, 1309302, 1454780, 1745736, 1963953, 2182170, 2327648, 2618604, 2909560, 3273255, 3491472, 3927906, 4364340, 4655296, 5237208, 5819120, 6546510, 6982944, 7855812, 8728680, 9310592, 9819765, 10474416, 11638240, 13093020, 13965888, 15711624, 17457360, 19639530, 20948832, 23276480, 26186040, 27931776, 31423248, 34914720, 39279060, 41897664, 46552960, 52372080, 62846496, 69829440, 78558120, 83795328, 104744160, 125692992, 139658880, 157116240, 209488320, 251385984, 314232480, 418976640, 628464960, 1256929920]

約数ペア:

[(1, 1256929920), (2, 628464960), (3, 418976640), (4, 314232480), (5, 251385984), (6, 209488320), (8, 157116240), (9, 139658880), (10, 125692992), (12, 104744160), (15, 83795328), (16, 78558120), (18, 69829440), (20, 62846496), (24, 52372080), (27, 46552960), (30, 41897664), (32, 39279060), (36, 34914720), (40, 31423248), (45, 27931776), (48, 26186040), (54, 23276480), (60, 20948832), (64, 19639530), (72, 17457360), (80, 15711624), (90, 13965888), (96, 13093020), (108, 11638240), (120, 10474416), (128, 9819765), (135, 9310592), (144, 8728680), (160, 7855812), (180, 6982944), (192, 6546510), (216, 5819120), (240, 5237208), (270, 4655296), (288, 4364340), (320, 3927906), (360, 3491472), (384, 3273255), (432, 2909560), (480, 2618604), (540, 2327648), (576, 2182170), (640, 1963953), (720, 1745736), (864, 1454780), (960, 1309302), (1080, 1163824), (1152, 1091085), (1440, 872868), (1728, 727390), (1920, 654651), (2160, 581912), (2880, 436434), (3456, 363695), (4320, 290956), (5760, 218217), (8640, 145478), (17280, 72739)]