208661520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:509

約数の個数: 160

約数和(自身を含む): 683384832

約数和(自身を除く): 474723312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 103, 115, 120, 138, 184, 206, 230, 240, 276, 309, 345, 367, 368, 412, 460, 515, 552, 618, 690, 734, 824, 920, 1030, 1101, 1104, 1236, 1380, 1468, 1545, 1648, 1835, 1840, 2060, 2202, 2369, 2472, 2760, 2936, 3090, 3670, 4120, 4404, 4738, 4944, 5505, 5520, 5872, 6180, 7107, 7340, 8240, 8441, 8808, 9476, 11010, 11845, 12360, 14214, 14680, 16882, 17616, 18952, 22020, 23690, 24720, 25323, 28428, 29360, 33764, 35535, 37801, 37904, 42205, 44040, 47380, 50646, 56856, 67528, 71070, 75602, 84410, 88080, 94760, 101292, 113403, 113712, 126615, 135056, 142140, 151204, 168820, 189005, 189520, 202584, 226806, 253230, 284280, 302408, 337640, 378010, 405168, 453612, 506460, 567015, 568560, 604816, 675280, 756020, 869423, 907224, 1012920, 1134030, 1512040, 1738846, 1814448, 2025840, 2268060, 2608269, 3024080, 3477692, 4347115, 4536120, 5216538, 6955384, 8694230, 9072240, 10433076, 13041345, 13910768, 17388460, 20866152, 26082690, 34776920, 41732304, 52165380, 69553840, 104330760, 208661520]

約数ペア:

[(1, 208661520), (2, 104330760), (3, 69553840), (4, 52165380), (5, 41732304), (6, 34776920), (8, 26082690), (10, 20866152), (12, 17388460), (15, 13910768), (16, 13041345), (20, 10433076), (23, 9072240), (24, 8694230), (30, 6955384), (40, 5216538), (46, 4536120), (48, 4347115), (60, 3477692), (69, 3024080), (80, 2608269), (92, 2268060), (103, 2025840), (115, 1814448), (120, 1738846), (138, 1512040), (184, 1134030), (206, 1012920), (230, 907224), (240, 869423), (276, 756020), (309, 675280), (345, 604816), (367, 568560), (368, 567015), (412, 506460), (460, 453612), (515, 405168), (552, 378010), (618, 337640), (690, 302408), (734, 284280), (824, 253230), (920, 226806), (1030, 202584), (1101, 189520), (1104, 189005), (1236, 168820), (1380, 151204), (1468, 142140), (1545, 135056), (1648, 126615), (1835, 113712), (1840, 113403), (2060, 101292), (2202, 94760), (2369, 88080), (2472, 84410), (2760, 75602), (2936, 71070), (3090, 67528), (3670, 56856), (4120, 50646), (4404, 47380), (4738, 44040), (4944, 42205), (5505, 37904), (5520, 37801), (5872, 35535), (6180, 33764), (7107, 29360), (7340, 28428), (8240, 25323), (8441, 24720), (8808, 23690), (9476, 22020), (11010, 18952), (11845, 17616), (12360, 16882), (14214, 14680)]