78996720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1301}}^1$

素因数の和:1351

約数の個数: 160

約数和(自身を含む): 278982144

約数和(自身を除く): 199985424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 110, 115, 120, 132, 138, 165, 176, 184, 220, 230, 240, 253, 264, 276, 330, 345, 368, 440, 460, 506, 528, 552, 660, 690, 759, 880, 920, 1012, 1104, 1265, 1301, 1320, 1380, 1518, 1840, 2024, 2530, 2602, 2640, 2760, 3036, 3795, 3903, 4048, 5060, 5204, 5520, 6072, 6505, 7590, 7806, 10120, 10408, 12144, 13010, 14311, 15180, 15612, 19515, 20240, 20816, 26020, 28622, 29923, 30360, 31224, 39030, 42933, 52040, 57244, 59846, 60720, 62448, 71555, 78060, 85866, 89769, 104080, 114488, 119692, 143110, 149615, 156120, 171732, 179538, 214665, 228976, 239384, 286220, 299230, 312240, 329153, 343464, 359076, 429330, 448845, 478768, 572440, 598460, 658306, 686928, 718152, 858660, 897690, 987459, 1144880, 1196920, 1316612, 1436304, 1645765, 1717320, 1795380, 1974918, 2393840, 2633224, 3291530, 3434640, 3590760, 3949836, 4937295, 5266448, 6583060, 7181520, 7899672, 9874590, 13166120, 15799344, 19749180, 26332240, 39498360, 78996720]

約数ペア:

[(1, 78996720), (2, 39498360), (3, 26332240), (4, 19749180), (5, 15799344), (6, 13166120), (8, 9874590), (10, 7899672), (11, 7181520), (12, 6583060), (15, 5266448), (16, 4937295), (20, 3949836), (22, 3590760), (23, 3434640), (24, 3291530), (30, 2633224), (33, 2393840), (40, 1974918), (44, 1795380), (46, 1717320), (48, 1645765), (55, 1436304), (60, 1316612), (66, 1196920), (69, 1144880), (80, 987459), (88, 897690), (92, 858660), (110, 718152), (115, 686928), (120, 658306), (132, 598460), (138, 572440), (165, 478768), (176, 448845), (184, 429330), (220, 359076), (230, 343464), (240, 329153), (253, 312240), (264, 299230), (276, 286220), (330, 239384), (345, 228976), (368, 214665), (440, 179538), (460, 171732), (506, 156120), (528, 149615), (552, 143110), (660, 119692), (690, 114488), (759, 104080), (880, 89769), (920, 85866), (1012, 78060), (1104, 71555), (1265, 62448), (1301, 60720), (1320, 59846), (1380, 57244), (1518, 52040), (1840, 42933), (2024, 39030), (2530, 31224), (2602, 30360), (2640, 29923), (2760, 28622), (3036, 26020), (3795, 20816), (3903, 20240), (4048, 19515), (5060, 15612), (5204, 15180), (5520, 14311), (6072, 13010), (6505, 12144), (7590, 10408), (7806, 10120)]