77981316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 219168768

約数和(自身を除く): 141187452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 181, 223, 276, 322, 362, 446, 483, 543, 644, 669, 724, 892, 966, 1086, 1267, 1338, 1561, 1932, 2172, 2534, 2676, 3122, 3801, 4163, 4683, 5068, 5129, 6244, 7602, 8326, 9366, 10258, 12489, 15204, 15387, 16652, 18732, 20516, 24978, 29141, 30774, 35903, 40363, 49956, 58282, 61548, 71806, 80726, 87423, 107709, 116564, 121089, 143612, 161452, 174846, 215418, 242178, 282541, 349692, 430836, 484356, 565082, 847623, 928349, 1130164, 1695246, 1856698, 2785047, 3390492, 3713396, 5570094, 6498443, 11140188, 12996886, 19495329, 25993772, 38990658, 77981316]

約数ペア:

[(1, 77981316), (2, 38990658), (3, 25993772), (4, 19495329), (6, 12996886), (7, 11140188), (12, 6498443), (14, 5570094), (21, 3713396), (23, 3390492), (28, 2785047), (42, 1856698), (46, 1695246), (69, 1130164), (84, 928349), (92, 847623), (138, 565082), (161, 484356), (181, 430836), (223, 349692), (276, 282541), (322, 242178), (362, 215418), (446, 174846), (483, 161452), (543, 143612), (644, 121089), (669, 116564), (724, 107709), (892, 87423), (966, 80726), (1086, 71806), (1267, 61548), (1338, 58282), (1561, 49956), (1932, 40363), (2172, 35903), (2534, 30774), (2676, 29141), (3122, 24978), (3801, 20516), (4163, 18732), (4683, 16652), (5068, 15387), (5129, 15204), (6244, 12489), (7602, 10258), (8326, 9366)]