55690020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{677}}^1$

素因数の和:1149

約数の個数: 72

約数和(自身を含む): 169546104

約数和(自身を除く): 113856084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 677, 914, 1354, 1371, 1828, 2031, 2285, 2708, 2742, 3385, 4062, 4113, 4570, 5484, 6093, 6770, 6855, 8124, 8226, 9140, 10155, 12186, 13540, 13710, 16452, 20310, 20565, 24372, 27420, 30465, 40620, 41130, 60930, 82260, 121860, 309389, 618778, 928167, 1237556, 1546945, 1856334, 2784501, 3093890, 3712668, 4640835, 5569002, 6187780, 9281670, 11138004, 13922505, 18563340, 27845010, 55690020]

約数ペア:

[(1, 55690020), (2, 27845010), (3, 18563340), (4, 13922505), (5, 11138004), (6, 9281670), (9, 6187780), (10, 5569002), (12, 4640835), (15, 3712668), (18, 3093890), (20, 2784501), (30, 1856334), (36, 1546945), (45, 1237556), (60, 928167), (90, 618778), (180, 309389), (457, 121860), (677, 82260), (914, 60930), (1354, 41130), (1371, 40620), (1828, 30465), (2031, 27420), (2285, 24372), (2708, 20565), (2742, 20310), (3385, 16452), (4062, 13710), (4113, 13540), (4570, 12186), (5484, 10155), (6093, 9140), (6770, 8226), (6855, 8124)]