248365440

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{1597}}^1$

素因数の和:1631

約数の個数: 192

約数和(自身を含む): 889958160

約数和(自身を除く): 641592720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1440, 1597, 1620, 1728, 1920, 1944, 2160, 2430, 2592, 2880, 3194, 3240, 3456, 3888, 4320, 4791, 4860, 5184, 5760, 6388, 6480, 7776, 7985, 8640, 9582, 9720, 10368, 12776, 12960, 14373, 15552, 15970, 17280, 19164, 19440, 23955, 25552, 25920, 28746, 31104, 31940, 38328, 38880, 43119, 47910, 51104, 51840, 57492, 63880, 71865, 76656, 77760, 86238, 95820, 102208, 114984, 127760, 129357, 143730, 153312, 155520, 172476, 191640, 204416, 215595, 229968, 255520, 258714, 287460, 306624, 344952, 383280, 388071, 431190, 459936, 511040, 517428, 574920, 613248, 646785, 689904, 766560, 776142, 862380, 919872, 1022080, 1034856, 1149840, 1293570, 1379808, 1533120, 1552284, 1724760, 1839744, 1940355, 2069712, 2299680, 2587140, 2759616, 3066240, 3104568, 3449520, 3880710, 4139424, 4599360, 5174280, 5519232, 6209136, 6899040, 7761420, 8278848, 9198720, 10348560, 12418272, 13798080, 15522840, 16557696, 20697120, 24836544, 27596160, 31045680, 41394240, 49673088, 62091360, 82788480, 124182720, 248365440]

約数ペア:

[(1, 248365440), (2, 124182720), (3, 82788480), (4, 62091360), (5, 49673088), (6, 41394240), (8, 31045680), (9, 27596160), (10, 24836544), (12, 20697120), (15, 16557696), (16, 15522840), (18, 13798080), (20, 12418272), (24, 10348560), (27, 9198720), (30, 8278848), (32, 7761420), (36, 6899040), (40, 6209136), (45, 5519232), (48, 5174280), (54, 4599360), (60, 4139424), (64, 3880710), (72, 3449520), (80, 3104568), (81, 3066240), (90, 2759616), (96, 2587140), (108, 2299680), (120, 2069712), (128, 1940355), (135, 1839744), (144, 1724760), (160, 1552284), (162, 1533120), (180, 1379808), (192, 1293570), (216, 1149840), (240, 1034856), (243, 1022080), (270, 919872), (288, 862380), (320, 776142), (324, 766560), (360, 689904), (384, 646785), (405, 613248), (432, 574920), (480, 517428), (486, 511040), (540, 459936), (576, 431190), (640, 388071), (648, 383280), (720, 344952), (810, 306624), (864, 287460), (960, 258714), (972, 255520), (1080, 229968), (1152, 215595), (1215, 204416), (1296, 191640), (1440, 172476), (1597, 155520), (1620, 153312), (1728, 143730), (1920, 129357), (1944, 127760), (2160, 114984), (2430, 102208), (2592, 95820), (2880, 86238), (3194, 77760), (3240, 76656), (3456, 71865), (3888, 63880), (4320, 57492), (4791, 51840), (4860, 51104), (5184, 47910), (5760, 43119), (6388, 38880), (6480, 38328), (7776, 31940), (7985, 31104), (8640, 28746), (9582, 25920), (9720, 25552), (10368, 23955), (12776, 19440), (12960, 19164), (14373, 17280), (15552, 15970)]