21471600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 71267760

約数和(自身を除く): 49796160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 40, 48, 50, 58, 60, 75, 80, 87, 100, 116, 120, 145, 150, 174, 200, 232, 240, 290, 300, 348, 400, 435, 464, 580, 600, 617, 696, 725, 870, 1160, 1200, 1234, 1392, 1450, 1740, 1851, 2175, 2320, 2468, 2900, 3085, 3480, 3702, 4350, 4936, 5800, 6170, 6960, 7404, 8700, 9255, 9872, 11600, 12340, 14808, 15425, 17400, 17893, 18510, 24680, 29616, 30850, 34800, 35786, 37020, 46275, 49360, 53679, 61700, 71572, 74040, 89465, 92550, 107358, 123400, 143144, 148080, 178930, 185100, 214716, 246800, 268395, 286288, 357860, 370200, 429432, 447325, 536790, 715720, 740400, 858864, 894650, 1073580, 1341975, 1431440, 1789300, 2147160, 2683950, 3578600, 4294320, 5367900, 7157200, 10735800, 21471600]

約数ペア:

[(1, 21471600), (2, 10735800), (3, 7157200), (4, 5367900), (5, 4294320), (6, 3578600), (8, 2683950), (10, 2147160), (12, 1789300), (15, 1431440), (16, 1341975), (20, 1073580), (24, 894650), (25, 858864), (29, 740400), (30, 715720), (40, 536790), (48, 447325), (50, 429432), (58, 370200), (60, 357860), (75, 286288), (80, 268395), (87, 246800), (100, 214716), (116, 185100), (120, 178930), (145, 148080), (150, 143144), (174, 123400), (200, 107358), (232, 92550), (240, 89465), (290, 74040), (300, 71572), (348, 61700), (400, 53679), (435, 49360), (464, 46275), (580, 37020), (600, 35786), (617, 34800), (696, 30850), (725, 29616), (870, 24680), (1160, 18510), (1200, 17893), (1234, 17400), (1392, 15425), (1450, 14808), (1740, 12340), (1851, 11600), (2175, 9872), (2320, 9255), (2468, 8700), (2900, 7404), (3085, 6960), (3480, 6170), (3702, 5800), (4350, 4936)]