249747680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1$

素因数の和:1061

約数の個数: 192

約数和(自身を含む): 769668480

約数和(自身を除く): 519920800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 160, 170, 182, 208, 221, 224, 238, 260, 272, 280, 340, 364, 416, 442, 455, 476, 520, 544, 560, 595, 680, 728, 884, 910, 952, 1009, 1040, 1105, 1120, 1190, 1360, 1456, 1547, 1768, 1820, 1904, 2018, 2080, 2210, 2380, 2720, 2912, 3094, 3536, 3640, 3808, 4036, 4420, 4760, 5045, 6188, 7063, 7072, 7280, 7735, 8072, 8840, 9520, 10090, 12376, 13117, 14126, 14560, 15470, 16144, 17153, 17680, 19040, 20180, 24752, 26234, 28252, 30940, 32288, 34306, 35315, 35360, 40360, 49504, 52468, 56504, 61880, 65585, 68612, 70630, 80720, 85765, 91819, 104936, 113008, 120071, 123760, 131170, 137224, 141260, 161440, 171530, 183638, 209872, 222989, 226016, 240142, 247520, 262340, 274448, 282520, 343060, 367276, 419744, 445978, 459095, 480284, 524680, 548896, 565040, 600355, 686120, 734552, 891956, 918190, 960568, 1049360, 1114945, 1130080, 1200710, 1372240, 1469104, 1560923, 1783912, 1836380, 1921136, 2098720, 2229890, 2401420, 2744480, 2938208, 3121846, 3567824, 3672760, 3842272, 4459780, 4802840, 6243692, 7135648, 7345520, 7804615, 8919560, 9605680, 12487384, 14691040, 15609230, 17839120, 19211360, 24974768, 31218460, 35678240, 49949536, 62436920, 124873840, 249747680]

約数ペア:

[(1, 249747680), (2, 124873840), (4, 62436920), (5, 49949536), (7, 35678240), (8, 31218460), (10, 24974768), (13, 19211360), (14, 17839120), (16, 15609230), (17, 14691040), (20, 12487384), (26, 9605680), (28, 8919560), (32, 7804615), (34, 7345520), (35, 7135648), (40, 6243692), (52, 4802840), (56, 4459780), (65, 3842272), (68, 3672760), (70, 3567824), (80, 3121846), (85, 2938208), (91, 2744480), (104, 2401420), (112, 2229890), (119, 2098720), (130, 1921136), (136, 1836380), (140, 1783912), (160, 1560923), (170, 1469104), (182, 1372240), (208, 1200710), (221, 1130080), (224, 1114945), (238, 1049360), (260, 960568), (272, 918190), (280, 891956), (340, 734552), (364, 686120), (416, 600355), (442, 565040), (455, 548896), (476, 524680), (520, 480284), (544, 459095), (560, 445978), (595, 419744), (680, 367276), (728, 343060), (884, 282520), (910, 274448), (952, 262340), (1009, 247520), (1040, 240142), (1105, 226016), (1120, 222989), (1190, 209872), (1360, 183638), (1456, 171530), (1547, 161440), (1768, 141260), (1820, 137224), (1904, 131170), (2018, 123760), (2080, 120071), (2210, 113008), (2380, 104936), (2720, 91819), (2912, 85765), (3094, 80720), (3536, 70630), (3640, 68612), (3808, 65585), (4036, 61880), (4420, 56504), (4760, 52468), (5045, 49504), (6188, 40360), (7063, 35360), (7072, 35315), (7280, 34306), (7735, 32288), (8072, 30940), (8840, 28252), (9520, 26234), (10090, 24752), (12376, 20180), (13117, 19040), (14126, 17680), (14560, 17153), (15470, 16144)]