12279400

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{179}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 33480000

約数和(自身を除く): 21200600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 179, 196, 200, 245, 280, 343, 350, 358, 392, 490, 686, 700, 716, 895, 980, 1225, 1253, 1372, 1400, 1432, 1715, 1790, 1960, 2450, 2506, 2744, 3430, 3580, 4475, 4900, 5012, 6265, 6860, 7160, 8575, 8771, 8950, 9800, 10024, 12530, 13720, 17150, 17542, 17900, 25060, 31325, 34300, 35084, 35800, 43855, 50120, 61397, 62650, 68600, 70168, 87710, 122794, 125300, 175420, 219275, 245588, 250600, 306985, 350840, 438550, 491176, 613970, 877100, 1227940, 1534925, 1754200, 2455880, 3069850, 6139700, 12279400]

約数ペア:

[(1, 12279400), (2, 6139700), (4, 3069850), (5, 2455880), (7, 1754200), (8, 1534925), (10, 1227940), (14, 877100), (20, 613970), (25, 491176), (28, 438550), (35, 350840), (40, 306985), (49, 250600), (50, 245588), (56, 219275), (70, 175420), (98, 125300), (100, 122794), (140, 87710), (175, 70168), (179, 68600), (196, 62650), (200, 61397), (245, 50120), (280, 43855), (343, 35800), (350, 35084), (358, 34300), (392, 31325), (490, 25060), (686, 17900), (700, 17542), (716, 17150), (895, 13720), (980, 12530), (1225, 10024), (1253, 9800), (1372, 8950), (1400, 8771), (1432, 8575), (1715, 7160), (1790, 6860), (1960, 6265), (2450, 5012), (2506, 4900), (2744, 4475), (3430, 3580)]