77808360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:671

約数の個数: 128

約数和(自身を含む): 268646400

約数和(自身を除く): 190838040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 211, 280, 420, 422, 439, 633, 840, 844, 878, 1055, 1266, 1317, 1477, 1688, 1756, 2110, 2195, 2532, 2634, 2954, 3073, 3165, 3512, 4220, 4390, 4431, 5064, 5268, 5908, 6146, 6330, 6585, 7385, 8440, 8780, 8862, 9219, 10536, 11816, 12292, 12660, 13170, 14770, 15365, 17560, 17724, 18438, 22155, 24584, 25320, 26340, 29540, 30730, 35448, 36876, 44310, 46095, 52680, 59080, 61460, 73752, 88620, 92190, 92629, 122920, 177240, 184380, 185258, 277887, 368760, 370516, 463145, 555774, 648403, 741032, 926290, 1111548, 1296806, 1389435, 1852580, 1945209, 2223096, 2593612, 2778870, 3242015, 3705160, 3890418, 5187224, 5557740, 6484030, 7780836, 9726045, 11115480, 12968060, 15561672, 19452090, 25936120, 38904180, 77808360]

約数ペア:

[(1, 77808360), (2, 38904180), (3, 25936120), (4, 19452090), (5, 15561672), (6, 12968060), (7, 11115480), (8, 9726045), (10, 7780836), (12, 6484030), (14, 5557740), (15, 5187224), (20, 3890418), (21, 3705160), (24, 3242015), (28, 2778870), (30, 2593612), (35, 2223096), (40, 1945209), (42, 1852580), (56, 1389435), (60, 1296806), (70, 1111548), (84, 926290), (105, 741032), (120, 648403), (140, 555774), (168, 463145), (210, 370516), (211, 368760), (280, 277887), (420, 185258), (422, 184380), (439, 177240), (633, 122920), (840, 92629), (844, 92190), (878, 88620), (1055, 73752), (1266, 61460), (1317, 59080), (1477, 52680), (1688, 46095), (1756, 44310), (2110, 36876), (2195, 35448), (2532, 30730), (2634, 29540), (2954, 26340), (3073, 25320), (3165, 24584), (3512, 22155), (4220, 18438), (4390, 17724), (4431, 17560), (5064, 15365), (5268, 14770), (5908, 13170), (6146, 12660), (6330, 12292), (6585, 11816), (7385, 10536), (8440, 9219), (8780, 8862)]