74720168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 82873432

約数列:

[1, 2, 4, 8, 17, 31, 34, 37, 62, 68, 74, 124, 136, 148, 248, 296, 479, 527, 629, 958, 1054, 1147, 1258, 1916, 2108, 2294, 2516, 3832, 4216, 4588, 5032, 8143, 9176, 14849, 16286, 17723, 19499, 29698, 32572, 35446, 38998, 59396, 65144, 70892, 77996, 118792, 141784, 155992, 252433, 301291, 504866, 549413, 602582, 1009732, 1098826, 1205164, 2019464, 2197652, 2410328, 4395304, 9340021, 18680042, 37360084, 74720168]

約数ペア:

[(1, 74720168), (2, 37360084), (4, 18680042), (8, 9340021), (17, 4395304), (31, 2410328), (34, 2197652), (37, 2019464), (62, 1205164), (68, 1098826), (74, 1009732), (124, 602582), (136, 549413), (148, 504866), (248, 301291), (296, 252433), (479, 155992), (527, 141784), (629, 118792), (958, 77996), (1054, 70892), (1147, 65144), (1258, 59396), (1916, 38998), (2108, 35446), (2294, 32572), (2516, 29698), (3832, 19499), (4216, 17723), (4588, 16286), (5032, 14849), (8143, 9176)]