68330920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3343}}^1$

素因数の和:3434

約数の個数: 64

約数和(自身を含む): 178168320

約数和(自身を除く): 109837400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 3343, 4088, 5110, 6686, 10220, 13372, 16715, 20440, 23401, 26744, 33430, 46802, 66860, 93604, 117005, 133720, 187208, 234010, 244039, 468020, 488078, 936040, 976156, 1220195, 1708273, 1952312, 2440390, 3416546, 4880780, 6833092, 8541365, 9761560, 13666184, 17082730, 34165460, 68330920]

約数ペア:

[(1, 68330920), (2, 34165460), (4, 17082730), (5, 13666184), (7, 9761560), (8, 8541365), (10, 6833092), (14, 4880780), (20, 3416546), (28, 2440390), (35, 1952312), (40, 1708273), (56, 1220195), (70, 976156), (73, 936040), (140, 488078), (146, 468020), (280, 244039), (292, 234010), (365, 187208), (511, 133720), (584, 117005), (730, 93604), (1022, 66860), (1460, 46802), (2044, 33430), (2555, 26744), (2920, 23401), (3343, 20440), (4088, 16715), (5110, 13372), (6686, 10220)]