81424320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{953}}^1$

素因数の和:1062

約数の個数: 112

約数和(自身を含む): 261701280

約数和(自身を除く): 180276960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 160, 178, 192, 240, 267, 320, 356, 445, 480, 534, 712, 890, 953, 960, 1068, 1335, 1424, 1780, 1906, 2136, 2670, 2848, 2859, 3560, 3812, 4272, 4765, 5340, 5696, 5718, 7120, 7624, 8544, 9530, 10680, 11436, 14240, 14295, 15248, 17088, 19060, 21360, 22872, 28480, 28590, 30496, 38120, 42720, 45744, 57180, 60992, 76240, 84817, 85440, 91488, 114360, 152480, 169634, 182976, 228720, 254451, 304960, 339268, 424085, 457440, 508902, 678536, 848170, 914880, 1017804, 1272255, 1357072, 1696340, 2035608, 2544510, 2714144, 3392680, 4071216, 5089020, 5428288, 6785360, 8142432, 10178040, 13570720, 16284864, 20356080, 27141440, 40712160, 81424320]

約数ペア:

[(1, 81424320), (2, 40712160), (3, 27141440), (4, 20356080), (5, 16284864), (6, 13570720), (8, 10178040), (10, 8142432), (12, 6785360), (15, 5428288), (16, 5089020), (20, 4071216), (24, 3392680), (30, 2714144), (32, 2544510), (40, 2035608), (48, 1696340), (60, 1357072), (64, 1272255), (80, 1017804), (89, 914880), (96, 848170), (120, 678536), (160, 508902), (178, 457440), (192, 424085), (240, 339268), (267, 304960), (320, 254451), (356, 228720), (445, 182976), (480, 169634), (534, 152480), (712, 114360), (890, 91488), (953, 85440), (960, 84817), (1068, 76240), (1335, 60992), (1424, 57180), (1780, 45744), (1906, 42720), (2136, 38120), (2670, 30496), (2848, 28590), (2859, 28480), (3560, 22872), (3812, 21360), (4272, 19060), (4765, 17088), (5340, 15248), (5696, 14295), (5718, 14240), (7120, 11436), (7624, 10680), (8544, 9530)]