245906640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:626

約数の個数: 240

約数和(自身を含む): 955438848

約数和(自身を除く): 709532208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 97, 105, 112, 120, 126, 140, 144, 168, 180, 194, 210, 240, 252, 280, 291, 315, 336, 360, 388, 420, 485, 503, 504, 560, 582, 630, 679, 720, 776, 840, 873, 970, 1006, 1008, 1164, 1260, 1358, 1455, 1509, 1552, 1680, 1746, 1940, 2012, 2037, 2328, 2515, 2520, 2716, 2910, 3018, 3395, 3492, 3521, 3880, 4024, 4074, 4365, 4527, 4656, 5030, 5040, 5432, 5820, 6036, 6111, 6790, 6984, 7042, 7545, 7760, 8048, 8148, 8730, 9054, 10060, 10185, 10563, 10864, 11640, 12072, 12222, 13580, 13968, 14084, 15090, 16296, 17460, 17605, 18108, 20120, 20370, 21126, 22635, 23280, 24144, 24444, 27160, 28168, 30180, 30555, 31689, 32592, 34920, 35210, 36216, 40240, 40740, 42252, 45270, 48791, 48888, 52815, 54320, 56336, 60360, 61110, 63378, 69840, 70420, 72432, 81480, 84504, 90540, 97582, 97776, 105630, 120720, 122220, 126756, 140840, 146373, 158445, 162960, 169008, 181080, 195164, 211260, 243955, 244440, 253512, 281680, 292746, 316890, 341537, 362160, 390328, 422520, 439119, 487910, 488880, 507024, 585492, 633780, 683074, 731865, 780656, 845040, 878238, 975820, 1024611, 1170984, 1267560, 1366148, 1463730, 1707685, 1756476, 1951640, 2049222, 2195595, 2341968, 2535120, 2732296, 2927460, 3073833, 3415370, 3512952, 3903280, 4098444, 4391190, 5123055, 5464592, 5854920, 6147666, 6830740, 7025904, 8196888, 8782380, 10246110, 11709840, 12295332, 13661480, 15369165, 16393776, 17564760, 20492220, 24590664, 27322960, 30738330, 35129520, 40984440, 49181328, 61476660, 81968880, 122953320, 245906640]

約数ペア:

[(1, 245906640), (2, 122953320), (3, 81968880), (4, 61476660), (5, 49181328), (6, 40984440), (7, 35129520), (8, 30738330), (9, 27322960), (10, 24590664), (12, 20492220), (14, 17564760), (15, 16393776), (16, 15369165), (18, 13661480), (20, 12295332), (21, 11709840), (24, 10246110), (28, 8782380), (30, 8196888), (35, 7025904), (36, 6830740), (40, 6147666), (42, 5854920), (45, 5464592), (48, 5123055), (56, 4391190), (60, 4098444), (63, 3903280), (70, 3512952), (72, 3415370), (80, 3073833), (84, 2927460), (90, 2732296), (97, 2535120), (105, 2341968), (112, 2195595), (120, 2049222), (126, 1951640), (140, 1756476), (144, 1707685), (168, 1463730), (180, 1366148), (194, 1267560), (210, 1170984), (240, 1024611), (252, 975820), (280, 878238), (291, 845040), (315, 780656), (336, 731865), (360, 683074), (388, 633780), (420, 585492), (485, 507024), (503, 488880), (504, 487910), (560, 439119), (582, 422520), (630, 390328), (679, 362160), (720, 341537), (776, 316890), (840, 292746), (873, 281680), (970, 253512), (1006, 244440), (1008, 243955), (1164, 211260), (1260, 195164), (1358, 181080), (1455, 169008), (1509, 162960), (1552, 158445), (1680, 146373), (1746, 140840), (1940, 126756), (2012, 122220), (2037, 120720), (2328, 105630), (2515, 97776), (2520, 97582), (2716, 90540), (2910, 84504), (3018, 81480), (3395, 72432), (3492, 70420), (3521, 69840), (3880, 63378), (4024, 61110), (4074, 60360), (4365, 56336), (4527, 54320), (4656, 52815), (5030, 48888), (5040, 48791), (5432, 45270), (5820, 42252), (6036, 40740), (6111, 40240), (6790, 36216), (6984, 35210), (7042, 34920), (7545, 32592), (7760, 31689), (8048, 30555), (8148, 30180), (8730, 28168), (9054, 27160), (10060, 24444), (10185, 24144), (10563, 23280), (10864, 22635), (11640, 21126), (12072, 20370), (12222, 20120), (13580, 18108), (13968, 17605), (14084, 17460), (15090, 16296)]