218304016

素因数分解:

$2^4\times 7^2\times {\mathrm{307}}^1\times {\mathrm{907}}^1$

素因数の和:1236

約数の個数: 60

約数和(自身を含む): 494166288

約数和(自身を除く): 275862272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 307, 392, 614, 784, 907, 1228, 1814, 2149, 2456, 3628, 4298, 4912, 6349, 7256, 8596, 12698, 14512, 15043, 17192, 25396, 30086, 34384, 44443, 50792, 60172, 88886, 101584, 120344, 177772, 240688, 278449, 355544, 556898, 711088, 1113796, 1949143, 2227592, 3898286, 4455184, 7796572, 13644001, 15593144, 27288002, 31186288, 54576004, 109152008, 218304016]

約数ペア:

[(1, 218304016), (2, 109152008), (4, 54576004), (7, 31186288), (8, 27288002), (14, 15593144), (16, 13644001), (28, 7796572), (49, 4455184), (56, 3898286), (98, 2227592), (112, 1949143), (196, 1113796), (307, 711088), (392, 556898), (614, 355544), (784, 278449), (907, 240688), (1228, 177772), (1814, 120344), (2149, 101584), (2456, 88886), (3628, 60172), (4298, 50792), (4912, 44443), (6349, 34384), (7256, 30086), (8596, 25396), (12698, 17192), (14512, 15043)]