68097015

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 139248720

約数和(自身を除く): 71151705

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 89, 105, 147, 245, 267, 315, 347, 441, 445, 623, 735, 801, 1041, 1335, 1735, 1869, 2205, 2429, 3115, 3123, 4005, 4361, 5205, 5607, 7287, 9345, 12145, 13083, 15615, 17003, 21805, 21861, 28035, 30883, 36435, 39249, 51009, 65415, 85015, 92649, 109305, 153027, 154415, 196245, 216181, 255045, 277947, 463245, 648543, 765135, 1080905, 1389735, 1513267, 1945629, 3242715, 4539801, 7566335, 9728145, 13619403, 22699005, 68097015]

約数ペア:

[(1, 68097015), (3, 22699005), (5, 13619403), (7, 9728145), (9, 7566335), (15, 4539801), (21, 3242715), (35, 1945629), (45, 1513267), (49, 1389735), (63, 1080905), (89, 765135), (105, 648543), (147, 463245), (245, 277947), (267, 255045), (315, 216181), (347, 196245), (441, 154415), (445, 153027), (623, 109305), (735, 92649), (801, 85015), (1041, 65415), (1335, 51009), (1735, 39249), (1869, 36435), (2205, 30883), (2429, 28035), (3115, 21861), (3123, 21805), (4005, 17003), (4361, 15615), (5205, 13083), (5607, 12145), (7287, 9345)]