121837040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 307147008

約数和(自身を除く): 185309968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 193, 208, 260, 386, 520, 607, 772, 965, 1040, 1214, 1544, 1930, 2428, 2509, 3035, 3088, 3860, 4856, 5018, 6070, 7720, 7891, 9712, 10036, 12140, 12545, 15440, 15782, 20072, 24280, 25090, 31564, 39455, 40144, 48560, 50180, 63128, 78910, 100360, 117151, 126256, 157820, 200720, 234302, 315640, 468604, 585755, 631280, 937208, 1171510, 1522963, 1874416, 2343020, 3045926, 4686040, 6091852, 7614815, 9372080, 12183704, 15229630, 24367408, 30459260, 60918520, 121837040]

約数ペア:

[(1, 121837040), (2, 60918520), (4, 30459260), (5, 24367408), (8, 15229630), (10, 12183704), (13, 9372080), (16, 7614815), (20, 6091852), (26, 4686040), (40, 3045926), (52, 2343020), (65, 1874416), (80, 1522963), (104, 1171510), (130, 937208), (193, 631280), (208, 585755), (260, 468604), (386, 315640), (520, 234302), (607, 200720), (772, 157820), (965, 126256), (1040, 117151), (1214, 100360), (1544, 78910), (1930, 63128), (2428, 50180), (2509, 48560), (3035, 40144), (3088, 39455), (3860, 31564), (4856, 25090), (5018, 24280), (6070, 20072), (7720, 15782), (7891, 15440), (9712, 12545), (10036, 12140)]