78211320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 258128640

約数和(自身を除く): 179917320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 193, 220, 264, 307, 330, 386, 440, 579, 614, 660, 772, 921, 965, 1158, 1228, 1320, 1535, 1544, 1842, 1930, 2123, 2316, 2456, 2895, 3070, 3377, 3684, 3860, 4246, 4605, 4632, 5790, 6140, 6369, 6754, 7368, 7720, 8492, 9210, 10131, 10615, 11580, 12280, 12738, 13508, 16885, 16984, 18420, 20262, 21230, 23160, 25476, 27016, 31845, 33770, 36840, 40524, 42460, 50655, 50952, 59251, 63690, 67540, 81048, 84920, 101310, 118502, 127380, 135080, 177753, 202620, 237004, 254760, 296255, 355506, 405240, 474008, 592510, 651761, 711012, 888765, 1185020, 1303522, 1422024, 1777530, 1955283, 2370040, 2607044, 3258805, 3555060, 3910566, 5214088, 6517610, 7110120, 7821132, 9776415, 13035220, 15642264, 19552830, 26070440, 39105660, 78211320]

約数ペア:

[(1, 78211320), (2, 39105660), (3, 26070440), (4, 19552830), (5, 15642264), (6, 13035220), (8, 9776415), (10, 7821132), (11, 7110120), (12, 6517610), (15, 5214088), (20, 3910566), (22, 3555060), (24, 3258805), (30, 2607044), (33, 2370040), (40, 1955283), (44, 1777530), (55, 1422024), (60, 1303522), (66, 1185020), (88, 888765), (110, 711012), (120, 651761), (132, 592510), (165, 474008), (193, 405240), (220, 355506), (264, 296255), (307, 254760), (330, 237004), (386, 202620), (440, 177753), (579, 135080), (614, 127380), (660, 118502), (772, 101310), (921, 84920), (965, 81048), (1158, 67540), (1228, 63690), (1320, 59251), (1535, 50952), (1544, 50655), (1842, 42460), (1930, 40524), (2123, 36840), (2316, 33770), (2456, 31845), (2895, 27016), (3070, 25476), (3377, 23160), (3684, 21230), (3860, 20262), (4246, 18420), (4605, 16984), (4632, 16885), (5790, 13508), (6140, 12738), (6369, 12280), (6754, 11580), (7368, 10615), (7720, 10131), (8492, 9210)]