87880716

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{647}}^1$

素因数の和:689

約数の個数: 144

約数和(自身を含む): 283046400

約数和(自身を除く): 195165684

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 49, 63, 66, 77, 84, 98, 99, 126, 132, 147, 154, 196, 198, 231, 252, 294, 308, 343, 396, 441, 462, 539, 588, 647, 686, 693, 882, 924, 1029, 1078, 1294, 1372, 1386, 1617, 1764, 1941, 2058, 2156, 2588, 2772, 3087, 3234, 3773, 3882, 4116, 4529, 4851, 5823, 6174, 6468, 7117, 7546, 7764, 9058, 9702, 11319, 11646, 12348, 13587, 14234, 15092, 18116, 19404, 21351, 22638, 23292, 27174, 28468, 31703, 33957, 40761, 42702, 45276, 49819, 54348, 63406, 64053, 67914, 81522, 85404, 95109, 99638, 126812, 128106, 135828, 149457, 163044, 190218, 199276, 221921, 256212, 285327, 298914, 348733, 380436, 443842, 448371, 570654, 597828, 665763, 697466, 887684, 896742, 1046199, 1141308, 1331526, 1394932, 1793484, 1997289, 2092398, 2441131, 2663052, 3138597, 3994578, 4184796, 4882262, 6277194, 7323393, 7989156, 9764524, 12554388, 14646786, 21970179, 29293572, 43940358, 87880716]

約数ペア:

[(1, 87880716), (2, 43940358), (3, 29293572), (4, 21970179), (6, 14646786), (7, 12554388), (9, 9764524), (11, 7989156), (12, 7323393), (14, 6277194), (18, 4882262), (21, 4184796), (22, 3994578), (28, 3138597), (33, 2663052), (36, 2441131), (42, 2092398), (44, 1997289), (49, 1793484), (63, 1394932), (66, 1331526), (77, 1141308), (84, 1046199), (98, 896742), (99, 887684), (126, 697466), (132, 665763), (147, 597828), (154, 570654), (196, 448371), (198, 443842), (231, 380436), (252, 348733), (294, 298914), (308, 285327), (343, 256212), (396, 221921), (441, 199276), (462, 190218), (539, 163044), (588, 149457), (647, 135828), (686, 128106), (693, 126812), (882, 99638), (924, 95109), (1029, 85404), (1078, 81522), (1294, 67914), (1372, 64053), (1386, 63406), (1617, 54348), (1764, 49819), (1941, 45276), (2058, 42702), (2156, 40761), (2588, 33957), (2772, 31703), (3087, 28468), (3234, 27174), (3773, 23292), (3882, 22638), (4116, 21351), (4529, 19404), (4851, 18116), (5823, 15092), (6174, 14234), (6468, 13587), (7117, 12348), (7546, 11646), (7764, 11319), (9058, 9702)]