91398440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{727}}^1$

素因数の和:1194

約数の個数: 64

約数和(自身を含む): 235872000

約数和(自身を除く): 144473560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449, 727, 898, 1454, 1796, 2245, 2908, 3143, 3592, 3635, 4490, 5089, 5816, 6286, 7270, 8980, 10178, 12572, 14540, 15715, 17960, 20356, 25144, 25445, 29080, 31430, 40712, 50890, 62860, 101780, 125720, 203560, 326423, 652846, 1305692, 1632115, 2284961, 2611384, 3264230, 4569922, 6528460, 9139844, 11424805, 13056920, 18279688, 22849610, 45699220, 91398440]

約数ペア:

[(1, 91398440), (2, 45699220), (4, 22849610), (5, 18279688), (7, 13056920), (8, 11424805), (10, 9139844), (14, 6528460), (20, 4569922), (28, 3264230), (35, 2611384), (40, 2284961), (56, 1632115), (70, 1305692), (140, 652846), (280, 326423), (449, 203560), (727, 125720), (898, 101780), (1454, 62860), (1796, 50890), (2245, 40712), (2908, 31430), (3143, 29080), (3592, 25445), (3635, 25144), (4490, 20356), (5089, 17960), (5816, 15715), (6286, 14540), (7270, 12572), (8980, 10178)]