248539760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 732810240

約数和(自身を除く): 484270480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 47, 49, 56, 70, 71, 76, 80, 94, 95, 98, 112, 133, 140, 142, 152, 188, 190, 196, 235, 245, 266, 280, 284, 304, 329, 355, 376, 380, 392, 470, 490, 497, 532, 560, 568, 658, 665, 710, 752, 760, 784, 893, 931, 940, 980, 994, 1064, 1136, 1316, 1330, 1349, 1420, 1520, 1645, 1786, 1862, 1880, 1960, 1988, 2128, 2303, 2485, 2632, 2660, 2698, 2840, 3290, 3337, 3479, 3572, 3724, 3760, 3920, 3976, 4465, 4606, 4655, 4970, 5264, 5320, 5396, 5680, 6251, 6580, 6674, 6745, 6958, 7144, 7448, 7952, 8930, 9212, 9310, 9443, 9940, 10640, 10792, 11515, 12502, 13160, 13348, 13490, 13916, 14288, 14896, 16685, 17395, 17860, 18424, 18620, 18886, 19880, 21584, 23030, 23359, 25004, 26320, 26696, 26980, 27832, 31255, 33370, 34790, 35720, 36848, 37240, 37772, 39760, 43757, 46060, 46718, 47215, 50008, 53392, 53960, 55664, 62510, 63403, 66101, 66740, 69580, 71440, 74480, 75544, 87514, 92120, 93436, 94430, 100016, 107920, 116795, 125020, 126806, 132202, 133480, 139160, 151088, 163513, 175028, 184240, 186872, 188860, 218785, 233590, 250040, 253612, 264404, 266960, 278320, 317015, 327026, 330505, 350056, 373744, 377720, 437570, 443821, 467180, 500080, 507224, 528808, 634030, 654052, 661010, 700112, 755440, 817565, 875140, 887642, 934360, 1014448, 1057616, 1268060, 1308104, 1322020, 1635130, 1750280, 1775284, 1868720, 2219105, 2536120, 2616208, 2644040, 3106747, 3270260, 3500560, 3550568, 4438210, 5072240, 5288080, 6213494, 6540520, 7101136, 8876420, 12426988, 13081040, 15533735, 17752840, 24853976, 31067470, 35505680, 49707952, 62134940, 124269880, 248539760]

約数ペア:

[(1, 248539760), (2, 124269880), (4, 62134940), (5, 49707952), (7, 35505680), (8, 31067470), (10, 24853976), (14, 17752840), (16, 15533735), (19, 13081040), (20, 12426988), (28, 8876420), (35, 7101136), (38, 6540520), (40, 6213494), (47, 5288080), (49, 5072240), (56, 4438210), (70, 3550568), (71, 3500560), (76, 3270260), (80, 3106747), (94, 2644040), (95, 2616208), (98, 2536120), (112, 2219105), (133, 1868720), (140, 1775284), (142, 1750280), (152, 1635130), (188, 1322020), (190, 1308104), (196, 1268060), (235, 1057616), (245, 1014448), (266, 934360), (280, 887642), (284, 875140), (304, 817565), (329, 755440), (355, 700112), (376, 661010), (380, 654052), (392, 634030), (470, 528808), (490, 507224), (497, 500080), (532, 467180), (560, 443821), (568, 437570), (658, 377720), (665, 373744), (710, 350056), (752, 330505), (760, 327026), (784, 317015), (893, 278320), (931, 266960), (940, 264404), (980, 253612), (994, 250040), (1064, 233590), (1136, 218785), (1316, 188860), (1330, 186872), (1349, 184240), (1420, 175028), (1520, 163513), (1645, 151088), (1786, 139160), (1862, 133480), (1880, 132202), (1960, 126806), (1988, 125020), (2128, 116795), (2303, 107920), (2485, 100016), (2632, 94430), (2660, 93436), (2698, 92120), (2840, 87514), (3290, 75544), (3337, 74480), (3479, 71440), (3572, 69580), (3724, 66740), (3760, 66101), (3920, 63403), (3976, 62510), (4465, 55664), (4606, 53960), (4655, 53392), (4970, 50008), (5264, 47215), (5320, 46718), (5396, 46060), (5680, 43757), (6251, 39760), (6580, 37772), (6674, 37240), (6745, 36848), (6958, 35720), (7144, 34790), (7448, 33370), (7952, 31255), (8930, 27832), (9212, 26980), (9310, 26696), (9443, 26320), (9940, 25004), (10640, 23359), (10792, 23030), (11515, 21584), (12502, 19880), (13160, 18886), (13348, 18620), (13490, 18424), (13916, 17860), (14288, 17395), (14896, 16685)]