2989440

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{173}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 10648800

約数和(自身を除く): 7659360

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, 173, 180, 192, 216, 240, 270, 288, 320, 346, 360, 384, 432, 480, 519, 540, 576, 640, 692, 720, 864, 865, 960, 1038, 1080, 1152, 1384, 1440, 1557, 1728, 1730, 1920, 2076, 2160, 2595, 2768, 2880, 3114, 3456, 3460, 4152, 4320, 4671, 5190, 5536, 5760, 6228, 6920, 7785, 8304, 8640, 9342, 10380, 11072, 12456, 13840, 15570, 16608, 17280, 18684, 20760, 22144, 23355, 24912, 27680, 31140, 33216, 37368, 41520, 46710, 49824, 55360, 62280, 66432, 74736, 83040, 93420, 99648, 110720, 124560, 149472, 166080, 186840, 199296, 249120, 298944, 332160, 373680, 498240, 597888, 747360, 996480, 1494720, 2989440]

約数ペア:

[(1, 2989440), (2, 1494720), (3, 996480), (4, 747360), (5, 597888), (6, 498240), (8, 373680), (9, 332160), (10, 298944), (12, 249120), (15, 199296), (16, 186840), (18, 166080), (20, 149472), (24, 124560), (27, 110720), (30, 99648), (32, 93420), (36, 83040), (40, 74736), (45, 66432), (48, 62280), (54, 55360), (60, 49824), (64, 46710), (72, 41520), (80, 37368), (90, 33216), (96, 31140), (108, 27680), (120, 24912), (128, 23355), (135, 22144), (144, 20760), (160, 18684), (173, 17280), (180, 16608), (192, 15570), (216, 13840), (240, 12456), (270, 11072), (288, 10380), (320, 9342), (346, 8640), (360, 8304), (384, 7785), (432, 6920), (480, 6228), (519, 5760), (540, 5536), (576, 5190), (640, 4671), (692, 4320), (720, 4152), (864, 3460), (865, 3456), (960, 3114), (1038, 2880), (1080, 2768), (1152, 2595), (1384, 2160), (1440, 2076), (1557, 1920), (1728, 1730)]