199581720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4127}}^1$

素因数の和:4185

約数の個数: 128

約数和(自身を含む): 665763840

約数和(自身を除く): 466182120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4127, 4836, 6045, 8060, 8254, 9672, 12090, 12381, 16120, 16508, 20635, 24180, 24762, 33016, 41270, 48360, 49524, 53651, 61905, 82540, 99048, 107302, 123810, 127937, 160953, 165080, 214604, 247620, 255874, 268255, 321906, 383811, 429208, 495240, 511748, 536510, 639685, 643812, 767622, 804765, 1023496, 1073020, 1279370, 1287624, 1535244, 1609530, 1663181, 1919055, 2146040, 2558740, 3070488, 3219060, 3326362, 3838110, 4989543, 5117480, 6438120, 6652724, 7676220, 8315905, 9979086, 13305448, 15352440, 16631810, 19958172, 24947715, 33263620, 39916344, 49895430, 66527240, 99790860, 199581720]

約数ペア:

[(1, 199581720), (2, 99790860), (3, 66527240), (4, 49895430), (5, 39916344), (6, 33263620), (8, 24947715), (10, 19958172), (12, 16631810), (13, 15352440), (15, 13305448), (20, 9979086), (24, 8315905), (26, 7676220), (30, 6652724), (31, 6438120), (39, 5117480), (40, 4989543), (52, 3838110), (60, 3326362), (62, 3219060), (65, 3070488), (78, 2558740), (93, 2146040), (104, 1919055), (120, 1663181), (124, 1609530), (130, 1535244), (155, 1287624), (156, 1279370), (186, 1073020), (195, 1023496), (248, 804765), (260, 767622), (310, 643812), (312, 639685), (372, 536510), (390, 511748), (403, 495240), (465, 429208), (520, 383811), (620, 321906), (744, 268255), (780, 255874), (806, 247620), (930, 214604), (1209, 165080), (1240, 160953), (1560, 127937), (1612, 123810), (1860, 107302), (2015, 99048), (2418, 82540), (3224, 61905), (3720, 53651), (4030, 49524), (4127, 48360), (4836, 41270), (6045, 33016), (8060, 24762), (8254, 24180), (9672, 20635), (12090, 16508), (12381, 16120)]