870865920

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{18899}}^1$

素因数の和:18930

約数の個数: 132

約数和(自身を含む): 3017687400

約数和(自身を除く): 2146821480

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, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 7680, 9216, 11520, 15360, 18899, 23040, 37798, 46080, 56697, 75596, 94495, 113394, 151192, 170091, 188990, 226788, 283485, 302384, 340182, 377980, 453576, 566970, 604768, 680364, 755960, 850455, 907152, 1133940, 1209536, 1360728, 1511920, 1700910, 1814304, 2267880, 2419072, 2721456, 3023840, 3401820, 3628608, 4535760, 4838144, 5442912, 6047680, 6803640, 7257216, 9071520, 9676288, 10885824, 12095360, 13607280, 14514432, 18143040, 19352576, 21771648, 24190720, 27214560, 29028864, 36286080, 43543296, 48381440, 54429120, 58057728, 72572160, 87086592, 96762880, 108858240, 145144320, 174173184, 217716480, 290288640, 435432960, 870865920]

約数ペア:

[(1, 870865920), (2, 435432960), (3, 290288640), (4, 217716480), (5, 174173184), (6, 145144320), (8, 108858240), (9, 96762880), (10, 87086592), (12, 72572160), (15, 58057728), (16, 54429120), (18, 48381440), (20, 43543296), (24, 36286080), (30, 29028864), (32, 27214560), (36, 24190720), (40, 21771648), (45, 19352576), (48, 18143040), (60, 14514432), (64, 13607280), (72, 12095360), (80, 10885824), (90, 9676288), (96, 9071520), (120, 7257216), (128, 6803640), (144, 6047680), (160, 5442912), (180, 4838144), (192, 4535760), (240, 3628608), (256, 3401820), (288, 3023840), (320, 2721456), (360, 2419072), (384, 2267880), (480, 1814304), (512, 1700910), (576, 1511920), (640, 1360728), (720, 1209536), (768, 1133940), (960, 907152), (1024, 850455), (1152, 755960), (1280, 680364), (1440, 604768), (1536, 566970), (1920, 453576), (2304, 377980), (2560, 340182), (2880, 302384), (3072, 283485), (3840, 226788), (4608, 188990), (5120, 170091), (5760, 151192), (7680, 113394), (9216, 94495), (11520, 75596), (15360, 56697), (18899, 46080), (23040, 37798)]