238011520

素因数分解:

$2^7\times 5^1\times {\mathrm{383}}^1\times {\mathrm{971}}^1$

素因数の和:1373

約数の個数: 64

約数和(自身を含む): 571069440

約数和(自身を除く): 333057920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 383, 640, 766, 971, 1532, 1915, 1942, 3064, 3830, 3884, 4855, 6128, 7660, 7768, 9710, 12256, 15320, 15536, 19420, 24512, 30640, 31072, 38840, 49024, 61280, 62144, 77680, 122560, 124288, 155360, 245120, 310720, 371893, 621440, 743786, 1487572, 1859465, 2975144, 3718930, 5950288, 7437860, 11900576, 14875720, 23801152, 29751440, 47602304, 59502880, 119005760, 238011520]

約数ペア:

[(1, 238011520), (2, 119005760), (4, 59502880), (5, 47602304), (8, 29751440), (10, 23801152), (16, 14875720), (20, 11900576), (32, 7437860), (40, 5950288), (64, 3718930), (80, 2975144), (128, 1859465), (160, 1487572), (320, 743786), (383, 621440), (640, 371893), (766, 310720), (971, 245120), (1532, 155360), (1915, 124288), (1942, 122560), (3064, 77680), (3830, 62144), (3884, 61280), (4855, 49024), (6128, 38840), (7660, 31072), (7768, 30640), (9710, 24512), (12256, 19420), (15320, 15536)]