245574720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:730

約数の個数: 224

約数和(自身を含む): 887821440

約数和(自身を除く): 642246720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 64, 72, 80, 86, 90, 96, 108, 120, 129, 135, 144, 160, 172, 180, 192, 215, 216, 240, 258, 270, 288, 320, 344, 360, 387, 430, 432, 480, 516, 540, 576, 645, 661, 688, 720, 774, 860, 864, 960, 1032, 1080, 1161, 1290, 1322, 1376, 1440, 1548, 1720, 1728, 1935, 1983, 2064, 2160, 2322, 2580, 2644, 2752, 2880, 3096, 3305, 3440, 3870, 3966, 4128, 4320, 4644, 5160, 5288, 5805, 5949, 6192, 6610, 6880, 7740, 7932, 8256, 8640, 9288, 9915, 10320, 10576, 11610, 11898, 12384, 13220, 13760, 15480, 15864, 17847, 18576, 19830, 20640, 21152, 23220, 23796, 24768, 26440, 28423, 29745, 30960, 31728, 35694, 37152, 39660, 41280, 42304, 46440, 47592, 52880, 56846, 59490, 61920, 63456, 71388, 74304, 79320, 85269, 89235, 92880, 95184, 105760, 113692, 118980, 123840, 126912, 142115, 142776, 158640, 170538, 178470, 185760, 190368, 211520, 227384, 237960, 255807, 284230, 285552, 317280, 341076, 356940, 371520, 380736, 426345, 454768, 475920, 511614, 568460, 571104, 634560, 682152, 713880, 767421, 852690, 909536, 951840, 1023228, 1136920, 1142208, 1279035, 1364304, 1427760, 1534842, 1705380, 1819072, 1903680, 2046456, 2273840, 2558070, 2728608, 2855520, 3069684, 3410760, 3837105, 4092912, 4547680, 5116140, 5457216, 5711040, 6139368, 6821520, 7674210, 8185824, 9095360, 10232280, 12278736, 13643040, 15348420, 16371648, 20464560, 24557472, 27286080, 30696840, 40929120, 49114944, 61393680, 81858240, 122787360, 245574720]

約数ペア:

[(1, 245574720), (2, 122787360), (3, 81858240), (4, 61393680), (5, 49114944), (6, 40929120), (8, 30696840), (9, 27286080), (10, 24557472), (12, 20464560), (15, 16371648), (16, 15348420), (18, 13643040), (20, 12278736), (24, 10232280), (27, 9095360), (30, 8185824), (32, 7674210), (36, 6821520), (40, 6139368), (43, 5711040), (45, 5457216), (48, 5116140), (54, 4547680), (60, 4092912), (64, 3837105), (72, 3410760), (80, 3069684), (86, 2855520), (90, 2728608), (96, 2558070), (108, 2273840), (120, 2046456), (129, 1903680), (135, 1819072), (144, 1705380), (160, 1534842), (172, 1427760), (180, 1364304), (192, 1279035), (215, 1142208), (216, 1136920), (240, 1023228), (258, 951840), (270, 909536), (288, 852690), (320, 767421), (344, 713880), (360, 682152), (387, 634560), (430, 571104), (432, 568460), (480, 511614), (516, 475920), (540, 454768), (576, 426345), (645, 380736), (661, 371520), (688, 356940), (720, 341076), (774, 317280), (860, 285552), (864, 284230), (960, 255807), (1032, 237960), (1080, 227384), (1161, 211520), (1290, 190368), (1322, 185760), (1376, 178470), (1440, 170538), (1548, 158640), (1720, 142776), (1728, 142115), (1935, 126912), (1983, 123840), (2064, 118980), (2160, 113692), (2322, 105760), (2580, 95184), (2644, 92880), (2752, 89235), (2880, 85269), (3096, 79320), (3305, 74304), (3440, 71388), (3870, 63456), (3966, 61920), (4128, 59490), (4320, 56846), (4644, 52880), (5160, 47592), (5288, 46440), (5805, 42304), (5949, 41280), (6192, 39660), (6610, 37152), (6880, 35694), (7740, 31728), (7932, 30960), (8256, 29745), (8640, 28423), (9288, 26440), (9915, 24768), (10320, 23796), (10576, 23220), (11610, 21152), (11898, 20640), (12384, 19830), (13220, 18576), (13760, 17847), (15480, 15864)]