221091840

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{2399}}^1$

素因数の和:2432

約数の個数: 144

約数和(自身を含む): 766584000

約数和(自身を除く): 545492160

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, 2048, 2304, 2399, 2560, 2880, 3072, 3840, 4608, 4798, 5120, 5760, 6144, 7197, 7680, 9216, 9596, 10240, 11520, 11995, 14394, 15360, 18432, 19192, 21591, 23040, 23990, 28788, 30720, 35985, 38384, 43182, 46080, 47980, 57576, 71970, 76768, 86364, 92160, 95960, 107955, 115152, 143940, 153536, 172728, 191920, 215910, 230304, 287880, 307072, 345456, 383840, 431820, 460608, 575760, 614144, 690912, 767680, 863640, 921216, 1151520, 1228288, 1381824, 1535360, 1727280, 1842432, 2303040, 2456576, 2763648, 3070720, 3454560, 3684864, 4606080, 4913152, 5527296, 6141440, 6909120, 7369728, 9212160, 11054592, 12282880, 13818240, 14739456, 18424320, 22109184, 24565760, 27636480, 36848640, 44218368, 55272960, 73697280, 110545920, 221091840]

約数ペア:

[(1, 221091840), (2, 110545920), (3, 73697280), (4, 55272960), (5, 44218368), (6, 36848640), (8, 27636480), (9, 24565760), (10, 22109184), (12, 18424320), (15, 14739456), (16, 13818240), (18, 12282880), (20, 11054592), (24, 9212160), (30, 7369728), (32, 6909120), (36, 6141440), (40, 5527296), (45, 4913152), (48, 4606080), (60, 3684864), (64, 3454560), (72, 3070720), (80, 2763648), (90, 2456576), (96, 2303040), (120, 1842432), (128, 1727280), (144, 1535360), (160, 1381824), (180, 1228288), (192, 1151520), (240, 921216), (256, 863640), (288, 767680), (320, 690912), (360, 614144), (384, 575760), (480, 460608), (512, 431820), (576, 383840), (640, 345456), (720, 307072), (768, 287880), (960, 230304), (1024, 215910), (1152, 191920), (1280, 172728), (1440, 153536), (1536, 143940), (1920, 115152), (2048, 107955), (2304, 95960), (2399, 92160), (2560, 86364), (2880, 76768), (3072, 71970), (3840, 57576), (4608, 47980), (4798, 46080), (5120, 43182), (5760, 38384), (6144, 35985), (7197, 30720), (7680, 28788), (9216, 23990), (9596, 23040), (10240, 21591), (11520, 19192), (11995, 18432), (14394, 15360)]