721390032

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19801}}^1$

素因数の和:19849

約数の個数: 120

約数和(自身を含む): 2298299328

約数和(自身を除く): 1576909296

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 33, 36, 44, 46, 48, 66, 69, 72, 88, 92, 99, 132, 138, 144, 176, 184, 198, 207, 253, 264, 276, 368, 396, 414, 506, 528, 552, 759, 792, 828, 1012, 1104, 1518, 1584, 1656, 2024, 2277, 3036, 3312, 4048, 4554, 6072, 9108, 12144, 18216, 19801, 36432, 39602, 59403, 79204, 118806, 158408, 178209, 217811, 237612, 316816, 356418, 435622, 455423, 475224, 653433, 712836, 871244, 910846, 950448, 1306866, 1366269, 1425672, 1742488, 1821692, 1960299, 2613732, 2732538, 2851344, 3484976, 3643384, 3920598, 4098807, 5009653, 5227464, 5465076, 7286768, 7841196, 8197614, 10019306, 10454928, 10930152, 15028959, 15682392, 16395228, 20038612, 21860304, 30057918, 31364784, 32790456, 40077224, 45086877, 60115836, 65580912, 80154448, 90173754, 120231672, 180347508, 240463344, 360695016, 721390032]

約数ペア:

[(1, 721390032), (2, 360695016), (3, 240463344), (4, 180347508), (6, 120231672), (8, 90173754), (9, 80154448), (11, 65580912), (12, 60115836), (16, 45086877), (18, 40077224), (22, 32790456), (23, 31364784), (24, 30057918), (33, 21860304), (36, 20038612), (44, 16395228), (46, 15682392), (48, 15028959), (66, 10930152), (69, 10454928), (72, 10019306), (88, 8197614), (92, 7841196), (99, 7286768), (132, 5465076), (138, 5227464), (144, 5009653), (176, 4098807), (184, 3920598), (198, 3643384), (207, 3484976), (253, 2851344), (264, 2732538), (276, 2613732), (368, 1960299), (396, 1821692), (414, 1742488), (506, 1425672), (528, 1366269), (552, 1306866), (759, 950448), (792, 910846), (828, 871244), (1012, 712836), (1104, 653433), (1518, 475224), (1584, 455423), (1656, 435622), (2024, 356418), (2277, 316816), (3036, 237612), (3312, 217811), (4048, 178209), (4554, 158408), (6072, 118806), (9108, 79204), (12144, 59403), (18216, 39602), (19801, 36432)]