20331344160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{198859}}^1$

素因数の和:198951

約数の個数: 144

約数和(自身を含む): 70358258880

約数和(自身を除く): 50026914720

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, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1440, 1704, 2130, 2272, 2556, 2840, 3195, 3408, 4260, 5112, 5680, 6390, 6816, 8520, 10224, 11360, 12780, 17040, 20448, 25560, 34080, 51120, 102240, 198859, 397718, 596577, 795436, 994295, 1193154, 1590872, 1789731, 1988590, 2386308, 2982885, 3181744, 3579462, 3977180, 4772616, 5965770, 6363488, 7158924, 7954360, 8948655, 9545232, 11931540, 14118989, 14317848, 15908720, 17897310, 19090464, 23863080, 28237978, 28635696, 31817440, 35794620, 42356967, 47726160, 56475956, 57271392, 70594945, 71589240, 84713934, 95452320, 112951912, 127070901, 141189890, 143178480, 169427868, 211784835, 225903824, 254141802, 282379780, 286356960, 338855736, 423569670, 451807648, 508283604, 564759560, 635354505, 677711472, 847139340, 1016567208, 1129519120, 1270709010, 1355422944, 1694278680, 2033134416, 2259038240, 2541418020, 3388557360, 4066268832, 5082836040, 6777114720, 10165672080, 20331344160]

約数ペア:

[(1, 20331344160), (2, 10165672080), (3, 6777114720), (4, 5082836040), (5, 4066268832), (6, 3388557360), (8, 2541418020), (9, 2259038240), (10, 2033134416), (12, 1694278680), (15, 1355422944), (16, 1270709010), (18, 1129519120), (20, 1016567208), (24, 847139340), (30, 677711472), (32, 635354505), (36, 564759560), (40, 508283604), (45, 451807648), (48, 423569670), (60, 338855736), (71, 286356960), (72, 282379780), (80, 254141802), (90, 225903824), (96, 211784835), (120, 169427868), (142, 143178480), (144, 141189890), (160, 127070901), (180, 112951912), (213, 95452320), (240, 84713934), (284, 71589240), (288, 70594945), (355, 57271392), (360, 56475956), (426, 47726160), (480, 42356967), (568, 35794620), (639, 31817440), (710, 28635696), (720, 28237978), (852, 23863080), (1065, 19090464), (1136, 17897310), (1278, 15908720), (1420, 14317848), (1440, 14118989), (1704, 11931540), (2130, 9545232), (2272, 8948655), (2556, 7954360), (2840, 7158924), (3195, 6363488), (3408, 5965770), (4260, 4772616), (5112, 3977180), (5680, 3579462), (6390, 3181744), (6816, 2982885), (8520, 2386308), (10224, 1988590), (11360, 1789731), (12780, 1590872), (17040, 1193154), (20448, 994295), (25560, 795436), (34080, 596577), (51120, 397718), (102240, 198859)]