254267520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:263

約数の個数: 256

約数和(自身を含む): 892442880

約数和(自身を除く): 638175360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 61, 64, 65, 78, 80, 96, 104, 120, 122, 128, 130, 156, 160, 167, 183, 192, 195, 208, 240, 244, 260, 305, 312, 320, 334, 366, 384, 390, 416, 480, 488, 501, 520, 610, 624, 640, 668, 732, 780, 793, 832, 835, 915, 960, 976, 1002, 1040, 1220, 1248, 1336, 1464, 1560, 1586, 1664, 1670, 1830, 1920, 1952, 2004, 2080, 2171, 2379, 2440, 2496, 2505, 2672, 2928, 3120, 3172, 3340, 3660, 3904, 3965, 4008, 4160, 4342, 4758, 4880, 4992, 5010, 5344, 5856, 6240, 6344, 6513, 6680, 7320, 7808, 7930, 8016, 8320, 8684, 9516, 9760, 10020, 10187, 10688, 10855, 11712, 11895, 12480, 12688, 13026, 13360, 14640, 15860, 16032, 17368, 19032, 19520, 20040, 20374, 21376, 21710, 23424, 23790, 24960, 25376, 26052, 26720, 29280, 30561, 31720, 32064, 32565, 34736, 38064, 39040, 40080, 40748, 43420, 47580, 50752, 50935, 52104, 53440, 58560, 61122, 63440, 64128, 65130, 69472, 76128, 80160, 81496, 86840, 95160, 101504, 101870, 104208, 106880, 117120, 122244, 126880, 130260, 132431, 138944, 152256, 152805, 160320, 162992, 173680, 190320, 203740, 208416, 244488, 253760, 260520, 264862, 277888, 304512, 305610, 320640, 325984, 347360, 380640, 397293, 407480, 416832, 488976, 507520, 521040, 529724, 611220, 651968, 662155, 694720, 761280, 794586, 814960, 833664, 977952, 1042080, 1059448, 1222440, 1303936, 1324310, 1389440, 1522560, 1589172, 1629920, 1955904, 1986465, 2084160, 2118896, 2444880, 2648620, 3178344, 3259840, 3911808, 3972930, 4168320, 4237792, 4889760, 5297240, 6356688, 6519680, 7945860, 8475584, 9779520, 10594480, 12713376, 15891720, 16951168, 19559040, 21188960, 25426752, 31783440, 42377920, 50853504, 63566880, 84755840, 127133760, 254267520]

約数ペア:

[(1, 254267520), (2, 127133760), (3, 84755840), (4, 63566880), (5, 50853504), (6, 42377920), (8, 31783440), (10, 25426752), (12, 21188960), (13, 19559040), (15, 16951168), (16, 15891720), (20, 12713376), (24, 10594480), (26, 9779520), (30, 8475584), (32, 7945860), (39, 6519680), (40, 6356688), (48, 5297240), (52, 4889760), (60, 4237792), (61, 4168320), (64, 3972930), (65, 3911808), (78, 3259840), (80, 3178344), (96, 2648620), (104, 2444880), (120, 2118896), (122, 2084160), (128, 1986465), (130, 1955904), (156, 1629920), (160, 1589172), (167, 1522560), (183, 1389440), (192, 1324310), (195, 1303936), (208, 1222440), (240, 1059448), (244, 1042080), (260, 977952), (305, 833664), (312, 814960), (320, 794586), (334, 761280), (366, 694720), (384, 662155), (390, 651968), (416, 611220), (480, 529724), (488, 521040), (501, 507520), (520, 488976), (610, 416832), (624, 407480), (640, 397293), (668, 380640), (732, 347360), (780, 325984), (793, 320640), (832, 305610), (835, 304512), (915, 277888), (960, 264862), (976, 260520), (1002, 253760), (1040, 244488), (1220, 208416), (1248, 203740), (1336, 190320), (1464, 173680), (1560, 162992), (1586, 160320), (1664, 152805), (1670, 152256), (1830, 138944), (1920, 132431), (1952, 130260), (2004, 126880), (2080, 122244), (2171, 117120), (2379, 106880), (2440, 104208), (2496, 101870), (2505, 101504), (2672, 95160), (2928, 86840), (3120, 81496), (3172, 80160), (3340, 76128), (3660, 69472), (3904, 65130), (3965, 64128), (4008, 63440), (4160, 61122), (4342, 58560), (4758, 53440), (4880, 52104), (4992, 50935), (5010, 50752), (5344, 47580), (5856, 43420), (6240, 40748), (6344, 40080), (6513, 39040), (6680, 38064), (7320, 34736), (7808, 32565), (7930, 32064), (8016, 31720), (8320, 30561), (8684, 29280), (9516, 26720), (9760, 26052), (10020, 25376), (10187, 24960), (10688, 23790), (10855, 23424), (11712, 21710), (11895, 21376), (12480, 20374), (12688, 20040), (13026, 19520), (13360, 19032), (14640, 17368), (15860, 16032)]