2140125840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{990799}}^1$

素因数の和:990821

約数の個数: 80

約数和(自身を含む): 7371552000

約数和(自身を除く): 5231426160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 990799, 1981598, 2972397, 3963196, 4953995, 5944794, 7926392, 8917191, 9907990, 11889588, 14861985, 15852784, 17834382, 19815980, 23779176, 26751573, 29723970, 35668764, 39631960, 44585955, 47558352, 53503146, 59447940, 71337528, 79263920, 89171910, 107006292, 118895880, 133757865, 142675056, 178343820, 214012584, 237791760, 267515730, 356687640, 428025168, 535031460, 713375280, 1070062920, 2140125840]

約数ペア:

[(1, 2140125840), (2, 1070062920), (3, 713375280), (4, 535031460), (5, 428025168), (6, 356687640), (8, 267515730), (9, 237791760), (10, 214012584), (12, 178343820), (15, 142675056), (16, 133757865), (18, 118895880), (20, 107006292), (24, 89171910), (27, 79263920), (30, 71337528), (36, 59447940), (40, 53503146), (45, 47558352), (48, 44585955), (54, 39631960), (60, 35668764), (72, 29723970), (80, 26751573), (90, 23779176), (108, 19815980), (120, 17834382), (135, 15852784), (144, 14861985), (180, 11889588), (216, 9907990), (240, 8917191), (270, 7926392), (360, 5944794), (432, 4953995), (540, 3963196), (720, 2972397), (1080, 1981598), (2160, 990799)]