138260080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1657}}^1$

素因数の和:1826

約数の個数: 80

約数和(自身を含む): 370065600

約数和(自身を除く): 231805520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 745, 1043, 1192, 1490, 1657, 2086, 2384, 2980, 3314, 4172, 5215, 5960, 6628, 8285, 8344, 10430, 11599, 11920, 13256, 16570, 16688, 20860, 23198, 26512, 33140, 41720, 46396, 57995, 66280, 83440, 92792, 115990, 132560, 185584, 231980, 246893, 463960, 493786, 927920, 987572, 1234465, 1728251, 1975144, 2468930, 3456502, 3950288, 4937860, 6913004, 8641255, 9875720, 13826008, 17282510, 19751440, 27652016, 34565020, 69130040, 138260080]

約数ペア:

[(1, 138260080), (2, 69130040), (4, 34565020), (5, 27652016), (7, 19751440), (8, 17282510), (10, 13826008), (14, 9875720), (16, 8641255), (20, 6913004), (28, 4937860), (35, 3950288), (40, 3456502), (56, 2468930), (70, 1975144), (80, 1728251), (112, 1234465), (140, 987572), (149, 927920), (280, 493786), (298, 463960), (560, 246893), (596, 231980), (745, 185584), (1043, 132560), (1192, 115990), (1490, 92792), (1657, 83440), (2086, 66280), (2384, 57995), (2980, 46396), (3314, 41720), (4172, 33140), (5215, 26512), (5960, 23198), (6628, 20860), (8285, 16688), (8344, 16570), (10430, 13256), (11599, 11920)]