311968260

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{21397}}^1$

素因数の和:21424

約数の個数: 84

約数和(自身を含む): 982296588

約数和(自身を除く): 670328328

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 7290, 14580, 21397, 42794, 64191, 85588, 106985, 128382, 192573, 213970, 256764, 320955, 385146, 427940, 577719, 641910, 770292, 962865, 1155438, 1283820, 1733157, 1925730, 2310876, 2888595, 3466314, 3851460, 5199471, 5777190, 6932628, 8665785, 10398942, 11554380, 15598413, 17331570, 20797884, 25997355, 31196826, 34663140, 51994710, 62393652, 77992065, 103989420, 155984130, 311968260]

約数ペア:

[(1, 311968260), (2, 155984130), (3, 103989420), (4, 77992065), (5, 62393652), (6, 51994710), (9, 34663140), (10, 31196826), (12, 25997355), (15, 20797884), (18, 17331570), (20, 15598413), (27, 11554380), (30, 10398942), (36, 8665785), (45, 6932628), (54, 5777190), (60, 5199471), (81, 3851460), (90, 3466314), (108, 2888595), (135, 2310876), (162, 1925730), (180, 1733157), (243, 1283820), (270, 1155438), (324, 962865), (405, 770292), (486, 641910), (540, 577719), (729, 427940), (810, 385146), (972, 320955), (1215, 256764), (1458, 213970), (1620, 192573), (2430, 128382), (2916, 106985), (3645, 85588), (4860, 64191), (7290, 42794), (14580, 21397)]