61388640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:589

約数の個数: 144

約数和(自身を含む): 212284800

約数和(自身を除く): 150896160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 89, 90, 96, 120, 144, 160, 178, 180, 240, 267, 288, 356, 360, 445, 479, 480, 534, 712, 720, 801, 890, 958, 1068, 1335, 1424, 1437, 1440, 1602, 1780, 1916, 2136, 2395, 2670, 2848, 2874, 3204, 3560, 3832, 4005, 4272, 4311, 4790, 5340, 5748, 6408, 7120, 7185, 7664, 8010, 8544, 8622, 9580, 10680, 11496, 12816, 14240, 14370, 15328, 16020, 17244, 19160, 21360, 21555, 22992, 25632, 28740, 32040, 34488, 38320, 42631, 42720, 43110, 45984, 57480, 64080, 68976, 76640, 85262, 86220, 114960, 127893, 128160, 137952, 170524, 172440, 213155, 229920, 255786, 341048, 344880, 383679, 426310, 511572, 639465, 682096, 689760, 767358, 852620, 1023144, 1278930, 1364192, 1534716, 1705240, 1918395, 2046288, 2557860, 3069432, 3410480, 3836790, 4092576, 5115720, 6138864, 6820960, 7673580, 10231440, 12277728, 15347160, 20462880, 30694320, 61388640]

約数ペア:

[(1, 61388640), (2, 30694320), (3, 20462880), (4, 15347160), (5, 12277728), (6, 10231440), (8, 7673580), (9, 6820960), (10, 6138864), (12, 5115720), (15, 4092576), (16, 3836790), (18, 3410480), (20, 3069432), (24, 2557860), (30, 2046288), (32, 1918395), (36, 1705240), (40, 1534716), (45, 1364192), (48, 1278930), (60, 1023144), (72, 852620), (80, 767358), (89, 689760), (90, 682096), (96, 639465), (120, 511572), (144, 426310), (160, 383679), (178, 344880), (180, 341048), (240, 255786), (267, 229920), (288, 213155), (356, 172440), (360, 170524), (445, 137952), (479, 128160), (480, 127893), (534, 114960), (712, 86220), (720, 85262), (801, 76640), (890, 68976), (958, 64080), (1068, 57480), (1335, 45984), (1424, 43110), (1437, 42720), (1440, 42631), (1602, 38320), (1780, 34488), (1916, 32040), (2136, 28740), (2395, 25632), (2670, 22992), (2848, 21555), (2874, 21360), (3204, 19160), (3560, 17244), (3832, 16020), (4005, 15328), (4272, 14370), (4311, 14240), (4790, 12816), (5340, 11496), (5748, 10680), (6408, 9580), (7120, 8622), (7185, 8544), (7664, 8010)]