89809920

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{1949}}^1$

素因数の和:1980

約数の個数: 132

約数和(自身を含む): 311348700

約数和(自身を除く): 221538780

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 1949, 2304, 2560, 2880, 3072, 3840, 3898, 4608, 5120, 5760, 5847, 7680, 7796, 9216, 9745, 11520, 11694, 15360, 15592, 17541, 19490, 23040, 23388, 29235, 31184, 35082, 38980, 46080, 46776, 58470, 62368, 70164, 77960, 87705, 93552, 116940, 124736, 140328, 155920, 175410, 187104, 233880, 249472, 280656, 311840, 350820, 374208, 467760, 498944, 561312, 623680, 701640, 748416, 935520, 997888, 1122624, 1247360, 1403280, 1496832, 1871040, 1995776, 2245248, 2494720, 2806560, 2993664, 3742080, 4490496, 4989440, 5613120, 5987328, 7484160, 8980992, 9978880, 11226240, 14968320, 17961984, 22452480, 29936640, 44904960, 89809920]

約数ペア:

[(1, 89809920), (2, 44904960), (3, 29936640), (4, 22452480), (5, 17961984), (6, 14968320), (8, 11226240), (9, 9978880), (10, 8980992), (12, 7484160), (15, 5987328), (16, 5613120), (18, 4989440), (20, 4490496), (24, 3742080), (30, 2993664), (32, 2806560), (36, 2494720), (40, 2245248), (45, 1995776), (48, 1871040), (60, 1496832), (64, 1403280), (72, 1247360), (80, 1122624), (90, 997888), (96, 935520), (120, 748416), (128, 701640), (144, 623680), (160, 561312), (180, 498944), (192, 467760), (240, 374208), (256, 350820), (288, 311840), (320, 280656), (360, 249472), (384, 233880), (480, 187104), (512, 175410), (576, 155920), (640, 140328), (720, 124736), (768, 116940), (960, 93552), (1024, 87705), (1152, 77960), (1280, 70164), (1440, 62368), (1536, 58470), (1920, 46776), (1949, 46080), (2304, 38980), (2560, 35082), (2880, 31184), (3072, 29235), (3840, 23388), (3898, 23040), (4608, 19490), (5120, 17541), (5760, 15592), (5847, 15360), (7680, 11694), (7796, 11520), (9216, 9745)]