40826880

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{443}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 141818040

約数和(自身を除く): 100991160

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, 443, 480, 512, 576, 640, 720, 768, 886, 960, 1024, 1152, 1280, 1329, 1440, 1536, 1772, 1920, 2048, 2215, 2304, 2560, 2658, 2880, 3072, 3544, 3840, 3987, 4430, 4608, 5120, 5316, 5760, 6144, 6645, 7088, 7680, 7974, 8860, 9216, 10240, 10632, 11520, 13290, 14176, 15360, 15948, 17720, 18432, 19935, 21264, 23040, 26580, 28352, 30720, 31896, 35440, 39870, 42528, 46080, 53160, 56704, 63792, 70880, 79740, 85056, 92160, 106320, 113408, 127584, 141760, 159480, 170112, 212640, 226816, 255168, 283520, 318960, 340224, 425280, 453632, 510336, 567040, 637920, 680448, 850560, 907264, 1020672, 1134080, 1275840, 1360896, 1701120, 2041344, 2268160, 2551680, 2721792, 3402240, 4082688, 4536320, 5103360, 6804480, 8165376, 10206720, 13608960, 20413440, 40826880]

約数ペア:

[(1, 40826880), (2, 20413440), (3, 13608960), (4, 10206720), (5, 8165376), (6, 6804480), (8, 5103360), (9, 4536320), (10, 4082688), (12, 3402240), (15, 2721792), (16, 2551680), (18, 2268160), (20, 2041344), (24, 1701120), (30, 1360896), (32, 1275840), (36, 1134080), (40, 1020672), (45, 907264), (48, 850560), (60, 680448), (64, 637920), (72, 567040), (80, 510336), (90, 453632), (96, 425280), (120, 340224), (128, 318960), (144, 283520), (160, 255168), (180, 226816), (192, 212640), (240, 170112), (256, 159480), (288, 141760), (320, 127584), (360, 113408), (384, 106320), (443, 92160), (480, 85056), (512, 79740), (576, 70880), (640, 63792), (720, 56704), (768, 53160), (886, 46080), (960, 42528), (1024, 39870), (1152, 35440), (1280, 31896), (1329, 30720), (1440, 28352), (1536, 26580), (1772, 23040), (1920, 21264), (2048, 19935), (2215, 18432), (2304, 17720), (2560, 15948), (2658, 15360), (2880, 14176), (3072, 13290), (3544, 11520), (3840, 10632), (3987, 10240), (4430, 9216), (4608, 8860), (5120, 7974), (5316, 7680), (5760, 7088), (6144, 6645)]