1255374720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{72649}}^1$

素因数の和:72677

約数の個数: 128

約数和(自身を含む): 4446180000

約数和(自身を除く): 3190805280

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, 72649, 145298, 217947, 290596, 363245, 435894, 581192, 653841, 726490, 871788, 1089735, 1162384, 1307682, 1452980, 1743576, 1961523, 2179470, 2324768, 2615364, 2905960, 3269205, 3487152, 3923046, 4358940, 4649536, 5230728, 5811920, 6538410, 6974304, 7846092, 8717880, 9299072, 9807615, 10461456, 11623840, 13076820, 13948608, 15692184, 17435760, 19615230, 20922912, 23247680, 26153640, 27897216, 31384368, 34871520, 39230460, 41845824, 46495360, 52307280, 62768736, 69743040, 78460920, 83691648, 104614560, 125537472, 139486080, 156921840, 209229120, 251074944, 313843680, 418458240, 627687360, 1255374720]

約数ペア:

[(1, 1255374720), (2, 627687360), (3, 418458240), (4, 313843680), (5, 251074944), (6, 209229120), (8, 156921840), (9, 139486080), (10, 125537472), (12, 104614560), (15, 83691648), (16, 78460920), (18, 69743040), (20, 62768736), (24, 52307280), (27, 46495360), (30, 41845824), (32, 39230460), (36, 34871520), (40, 31384368), (45, 27897216), (48, 26153640), (54, 23247680), (60, 20922912), (64, 19615230), (72, 17435760), (80, 15692184), (90, 13948608), (96, 13076820), (108, 11623840), (120, 10461456), (128, 9807615), (135, 9299072), (144, 8717880), (160, 7846092), (180, 6974304), (192, 6538410), (216, 5811920), (240, 5230728), (270, 4649536), (288, 4358940), (320, 3923046), (360, 3487152), (384, 3269205), (432, 2905960), (480, 2615364), (540, 2324768), (576, 2179470), (640, 1961523), (720, 1743576), (864, 1452980), (960, 1307682), (1080, 1162384), (1152, 1089735), (1440, 871788), (1728, 726490), (1920, 653841), (2160, 581192), (2880, 435894), (3456, 363245), (4320, 290596), (5760, 217947), (8640, 145298), (17280, 72649)]