280781280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:370

約数の個数: 288

約数和(自身を含む): 1055055456

約数和(自身を除く): 774274176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 53, 60, 65, 72, 78, 80, 90, 96, 104, 106, 117, 120, 130, 144, 156, 159, 160, 180, 195, 208, 212, 234, 240, 260, 265, 283, 288, 312, 318, 360, 390, 416, 424, 468, 477, 480, 520, 530, 566, 585, 624, 636, 689, 720, 780, 795, 848, 849, 936, 954, 1040, 1060, 1132, 1170, 1248, 1272, 1378, 1415, 1440, 1560, 1590, 1696, 1698, 1872, 1908, 2067, 2080, 2120, 2264, 2340, 2385, 2544, 2547, 2756, 2830, 3120, 3180, 3396, 3445, 3679, 3744, 3816, 4134, 4240, 4245, 4528, 4680, 4770, 5088, 5094, 5512, 5660, 6201, 6240, 6360, 6792, 6890, 7358, 7632, 8268, 8480, 8490, 9056, 9360, 9540, 10188, 10335, 11024, 11037, 11320, 12402, 12720, 12735, 13584, 13780, 14716, 14999, 15264, 16536, 16980, 18395, 18720, 19080, 20376, 20670, 22048, 22074, 22640, 24804, 25440, 25470, 27168, 27560, 29432, 29998, 31005, 33072, 33111, 33960, 36790, 38160, 40752, 41340, 44148, 44997, 45280, 49608, 50940, 55120, 55185, 58864, 59996, 62010, 66144, 66222, 67920, 73580, 74995, 76320, 81504, 82680, 88296, 89994, 99216, 101880, 110240, 110370, 117728, 119992, 124020, 132444, 134991, 135840, 147160, 149990, 165360, 165555, 176592, 179988, 194987, 198432, 203760, 220740, 224985, 239984, 248040, 264888, 269982, 294320, 299980, 330720, 331110, 353184, 359976, 389974, 407520, 441480, 449970, 479968, 496080, 529776, 539964, 584961, 588640, 599960, 662220, 674955, 719952, 779948, 882960, 899940, 974935, 992160, 1059552, 1079928, 1169922, 1199920, 1324440, 1349910, 1439904, 1559896, 1754883, 1765920, 1799880, 1949870, 2159856, 2339844, 2399840, 2648880, 2699820, 2924805, 3119792, 3509766, 3599760, 3899740, 4319712, 4679688, 5297760, 5399640, 5849610, 6239584, 7019532, 7199520, 7799480, 8774415, 9359376, 10799280, 11699220, 14039064, 15598960, 17548830, 18718752, 21598560, 23398440, 28078128, 31197920, 35097660, 46796880, 56156256, 70195320, 93593760, 140390640, 280781280]

約数ペア:

[(1, 280781280), (2, 140390640), (3, 93593760), (4, 70195320), (5, 56156256), (6, 46796880), (8, 35097660), (9, 31197920), (10, 28078128), (12, 23398440), (13, 21598560), (15, 18718752), (16, 17548830), (18, 15598960), (20, 14039064), (24, 11699220), (26, 10799280), (30, 9359376), (32, 8774415), (36, 7799480), (39, 7199520), (40, 7019532), (45, 6239584), (48, 5849610), (52, 5399640), (53, 5297760), (60, 4679688), (65, 4319712), (72, 3899740), (78, 3599760), (80, 3509766), (90, 3119792), (96, 2924805), (104, 2699820), (106, 2648880), (117, 2399840), (120, 2339844), (130, 2159856), (144, 1949870), (156, 1799880), (159, 1765920), (160, 1754883), (180, 1559896), (195, 1439904), (208, 1349910), (212, 1324440), (234, 1199920), (240, 1169922), (260, 1079928), (265, 1059552), (283, 992160), (288, 974935), (312, 899940), (318, 882960), (360, 779948), (390, 719952), (416, 674955), (424, 662220), (468, 599960), (477, 588640), (480, 584961), (520, 539964), (530, 529776), (566, 496080), (585, 479968), (624, 449970), (636, 441480), (689, 407520), (720, 389974), (780, 359976), (795, 353184), (848, 331110), (849, 330720), (936, 299980), (954, 294320), (1040, 269982), (1060, 264888), (1132, 248040), (1170, 239984), (1248, 224985), (1272, 220740), (1378, 203760), (1415, 198432), (1440, 194987), (1560, 179988), (1590, 176592), (1696, 165555), (1698, 165360), (1872, 149990), (1908, 147160), (2067, 135840), (2080, 134991), (2120, 132444), (2264, 124020), (2340, 119992), (2385, 117728), (2544, 110370), (2547, 110240), (2756, 101880), (2830, 99216), (3120, 89994), (3180, 88296), (3396, 82680), (3445, 81504), (3679, 76320), (3744, 74995), (3816, 73580), (4134, 67920), (4240, 66222), (4245, 66144), (4528, 62010), (4680, 59996), (4770, 58864), (5088, 55185), (5094, 55120), (5512, 50940), (5660, 49608), (6201, 45280), (6240, 44997), (6360, 44148), (6792, 41340), (6890, 40752), (7358, 38160), (7632, 36790), (8268, 33960), (8480, 33111), (8490, 33072), (9056, 31005), (9360, 29998), (9540, 29432), (10188, 27560), (10335, 27168), (11024, 25470), (11037, 25440), (11320, 24804), (12402, 22640), (12720, 22074), (12735, 22048), (13584, 20670), (13780, 20376), (14716, 19080), (14999, 18720), (15264, 18395), (16536, 16980)]