77855778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:217

約数の個数: 192

約数和(自身を含む): 235872000

約数和(自身を除く): 158016222

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 29, 33, 39, 42, 58, 63, 66, 77, 78, 87, 91, 99, 117, 126, 143, 149, 154, 174, 182, 198, 203, 231, 234, 261, 273, 286, 298, 319, 377, 406, 429, 447, 462, 522, 546, 609, 638, 693, 754, 819, 858, 894, 957, 1001, 1043, 1131, 1218, 1287, 1341, 1386, 1638, 1639, 1827, 1914, 1937, 2002, 2086, 2233, 2262, 2574, 2639, 2682, 2871, 3003, 3129, 3278, 3393, 3654, 3874, 4147, 4321, 4466, 4917, 5278, 5742, 5811, 6006, 6258, 6699, 6786, 7917, 8294, 8642, 9009, 9387, 9834, 11473, 11622, 12441, 12963, 13398, 13559, 14751, 15834, 17433, 18018, 18774, 20097, 21307, 22946, 23751, 24882, 25926, 27118, 29029, 29502, 30247, 34419, 34866, 37323, 38889, 40194, 40677, 42614, 47502, 47531, 56173, 58058, 60494, 63921, 68838, 74646, 77778, 81354, 87087, 90741, 95062, 103257, 112346, 122031, 127842, 142593, 149149, 168519, 174174, 181482, 191763, 206514, 244062, 261261, 272223, 285186, 298298, 332717, 337038, 383526, 393211, 427779, 447447, 505557, 522522, 544446, 617903, 665434, 786422, 855558, 894894, 998151, 1011114, 1179633, 1235806, 1342341, 1853709, 1996302, 2359266, 2684682, 2994453, 3538899, 3707418, 4325321, 5561127, 5988906, 7077798, 8650642, 11122254, 12975963, 25951926, 38927889, 77855778]

約数ペア:

[(1, 77855778), (2, 38927889), (3, 25951926), (6, 12975963), (7, 11122254), (9, 8650642), (11, 7077798), (13, 5988906), (14, 5561127), (18, 4325321), (21, 3707418), (22, 3538899), (26, 2994453), (29, 2684682), (33, 2359266), (39, 1996302), (42, 1853709), (58, 1342341), (63, 1235806), (66, 1179633), (77, 1011114), (78, 998151), (87, 894894), (91, 855558), (99, 786422), (117, 665434), (126, 617903), (143, 544446), (149, 522522), (154, 505557), (174, 447447), (182, 427779), (198, 393211), (203, 383526), (231, 337038), (234, 332717), (261, 298298), (273, 285186), (286, 272223), (298, 261261), (319, 244062), (377, 206514), (406, 191763), (429, 181482), (447, 174174), (462, 168519), (522, 149149), (546, 142593), (609, 127842), (638, 122031), (693, 112346), (754, 103257), (819, 95062), (858, 90741), (894, 87087), (957, 81354), (1001, 77778), (1043, 74646), (1131, 68838), (1218, 63921), (1287, 60494), (1341, 58058), (1386, 56173), (1638, 47531), (1639, 47502), (1827, 42614), (1914, 40677), (1937, 40194), (2002, 38889), (2086, 37323), (2233, 34866), (2262, 34419), (2574, 30247), (2639, 29502), (2682, 29029), (2871, 27118), (3003, 25926), (3129, 24882), (3278, 23751), (3393, 22946), (3654, 21307), (3874, 20097), (4147, 18774), (4321, 18018), (4466, 17433), (4917, 15834), (5278, 14751), (5742, 13559), (5811, 13398), (6006, 12963), (6258, 12441), (6699, 11622), (6786, 11473), (7917, 9834), (8294, 9387), (8642, 9009)]