205890480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12433}}^1$

素因数の和:12475

約数の個数: 120

約数和(自身を含む): 721569888

約数和(自身を除く): 515679408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 12433, 16560, 24866, 37299, 49732, 62165, 74598, 99464, 111897, 124330, 149196, 186495, 198928, 223794, 248660, 285959, 298392, 372990, 447588, 497320, 559485, 571918, 596784, 745980, 857877, 895176, 994640, 1118970, 1143836, 1429795, 1491960, 1715754, 1790352, 2237940, 2287672, 2573631, 2859590, 2983920, 3431508, 4289385, 4475880, 4575344, 5147262, 5719180, 6863016, 8578770, 8951760, 10294524, 11438360, 12868155, 13726032, 17157540, 20589048, 22876720, 25736310, 34315080, 41178096, 51472620, 68630160, 102945240, 205890480]

約数ペア:

[(1, 205890480), (2, 102945240), (3, 68630160), (4, 51472620), (5, 41178096), (6, 34315080), (8, 25736310), (9, 22876720), (10, 20589048), (12, 17157540), (15, 13726032), (16, 12868155), (18, 11438360), (20, 10294524), (23, 8951760), (24, 8578770), (30, 6863016), (36, 5719180), (40, 5147262), (45, 4575344), (46, 4475880), (48, 4289385), (60, 3431508), (69, 2983920), (72, 2859590), (80, 2573631), (90, 2287672), (92, 2237940), (115, 1790352), (120, 1715754), (138, 1491960), (144, 1429795), (180, 1143836), (184, 1118970), (207, 994640), (230, 895176), (240, 857877), (276, 745980), (345, 596784), (360, 571918), (368, 559485), (414, 497320), (460, 447588), (552, 372990), (690, 298392), (720, 285959), (828, 248660), (920, 223794), (1035, 198928), (1104, 186495), (1380, 149196), (1656, 124330), (1840, 111897), (2070, 99464), (2760, 74598), (3312, 62165), (4140, 49732), (5520, 37299), (8280, 24866), (12433, 16560)]