318848320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1039}}^1$

素因数の和:1200

約数の個数: 112

約数和(自身を含む): 874897920

約数和(自身を除く): 556049600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 137, 140, 160, 224, 274, 280, 320, 448, 548, 560, 685, 959, 1039, 1096, 1120, 1370, 1918, 2078, 2192, 2240, 2740, 3836, 4156, 4384, 4795, 5195, 5480, 7273, 7672, 8312, 8768, 9590, 10390, 10960, 14546, 15344, 16624, 19180, 20780, 21920, 29092, 30688, 33248, 36365, 38360, 41560, 43840, 58184, 61376, 66496, 72730, 76720, 83120, 116368, 142343, 145460, 153440, 166240, 232736, 284686, 290920, 306880, 332480, 465472, 569372, 581840, 711715, 996401, 1138744, 1163680, 1423430, 1992802, 2277488, 2327360, 2846860, 3985604, 4554976, 4982005, 5693720, 7971208, 9109952, 9964010, 11387440, 15942416, 19928020, 22774880, 31884832, 39856040, 45549760, 63769664, 79712080, 159424160, 318848320]

約数ペア:

[(1, 318848320), (2, 159424160), (4, 79712080), (5, 63769664), (7, 45549760), (8, 39856040), (10, 31884832), (14, 22774880), (16, 19928020), (20, 15942416), (28, 11387440), (32, 9964010), (35, 9109952), (40, 7971208), (56, 5693720), (64, 4982005), (70, 4554976), (80, 3985604), (112, 2846860), (137, 2327360), (140, 2277488), (160, 1992802), (224, 1423430), (274, 1163680), (280, 1138744), (320, 996401), (448, 711715), (548, 581840), (560, 569372), (685, 465472), (959, 332480), (1039, 306880), (1096, 290920), (1120, 284686), (1370, 232736), (1918, 166240), (2078, 153440), (2192, 145460), (2240, 142343), (2740, 116368), (3836, 83120), (4156, 76720), (4384, 72730), (4795, 66496), (5195, 61376), (5480, 58184), (7273, 43840), (7672, 41560), (8312, 38360), (8768, 36365), (9590, 33248), (10390, 30688), (10960, 29092), (14546, 21920), (15344, 20780), (16624, 19180)]