55039740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 182058912

約数和(自身を除く): 127019172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 193, 194, 196, 210, 245, 291, 294, 386, 388, 420, 485, 490, 579, 582, 588, 679, 735, 772, 965, 970, 980, 1158, 1164, 1351, 1358, 1455, 1470, 1930, 1940, 2037, 2316, 2702, 2716, 2895, 2910, 2940, 3395, 3860, 4053, 4074, 4753, 5404, 5790, 5820, 6755, 6790, 8106, 8148, 9457, 9506, 10185, 11580, 13510, 13580, 14259, 16212, 18721, 18914, 19012, 20265, 20370, 23765, 27020, 28371, 28518, 37442, 37828, 40530, 40740, 47285, 47530, 56163, 56742, 57036, 71295, 74884, 81060, 93605, 94570, 95060, 112326, 113484, 131047, 141855, 142590, 187210, 189140, 224652, 262094, 280815, 283710, 285180, 374420, 393141, 524188, 561630, 567420, 655235, 786282, 917329, 1123260, 1310470, 1572564, 1834658, 1965705, 2620940, 2751987, 3669316, 3931410, 4586645, 5503974, 7862820, 9173290, 11007948, 13759935, 18346580, 27519870, 55039740]

約数ペア:

[(1, 55039740), (2, 27519870), (3, 18346580), (4, 13759935), (5, 11007948), (6, 9173290), (7, 7862820), (10, 5503974), (12, 4586645), (14, 3931410), (15, 3669316), (20, 2751987), (21, 2620940), (28, 1965705), (30, 1834658), (35, 1572564), (42, 1310470), (49, 1123260), (60, 917329), (70, 786282), (84, 655235), (97, 567420), (98, 561630), (105, 524188), (140, 393141), (147, 374420), (193, 285180), (194, 283710), (196, 280815), (210, 262094), (245, 224652), (291, 189140), (294, 187210), (386, 142590), (388, 141855), (420, 131047), (485, 113484), (490, 112326), (579, 95060), (582, 94570), (588, 93605), (679, 81060), (735, 74884), (772, 71295), (965, 57036), (970, 56742), (980, 56163), (1158, 47530), (1164, 47285), (1351, 40740), (1358, 40530), (1455, 37828), (1470, 37442), (1930, 28518), (1940, 28371), (2037, 27020), (2316, 23765), (2702, 20370), (2716, 20265), (2895, 19012), (2910, 18914), (2940, 18721), (3395, 16212), (3860, 14259), (4053, 13580), (4074, 13510), (4753, 11580), (5404, 10185), (5790, 9506), (5820, 9457), (6755, 8148), (6790, 8106)]