78016554

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:705

約数の個数: 128

約数和(自身を含む): 223948800

約数和(自身を除く): 145932246

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 29, 33, 42, 54, 58, 63, 66, 77, 87, 99, 126, 154, 174, 189, 198, 203, 231, 261, 297, 319, 378, 406, 462, 522, 594, 609, 638, 647, 693, 783, 957, 1218, 1294, 1386, 1566, 1827, 1914, 1941, 2079, 2233, 2871, 3654, 3882, 4158, 4466, 4529, 5481, 5742, 5823, 6699, 7117, 8613, 9058, 10962, 11646, 13398, 13587, 14234, 17226, 17469, 18763, 20097, 21351, 27174, 34938, 37526, 40194, 40761, 42702, 49819, 56289, 60291, 64053, 81522, 99638, 112578, 120582, 122283, 128106, 131341, 149457, 168867, 192159, 206393, 244566, 262682, 298914, 337734, 384318, 394023, 412786, 448371, 506601, 619179, 788046, 896742, 1013202, 1182069, 1238358, 1345113, 1444751, 1857537, 2364138, 2690226, 2889502, 3546207, 3715074, 4334253, 5572611, 7092414, 8668506, 11145222, 13002759, 26005518, 39008277, 78016554]

約数ペア:

[(1, 78016554), (2, 39008277), (3, 26005518), (6, 13002759), (7, 11145222), (9, 8668506), (11, 7092414), (14, 5572611), (18, 4334253), (21, 3715074), (22, 3546207), (27, 2889502), (29, 2690226), (33, 2364138), (42, 1857537), (54, 1444751), (58, 1345113), (63, 1238358), (66, 1182069), (77, 1013202), (87, 896742), (99, 788046), (126, 619179), (154, 506601), (174, 448371), (189, 412786), (198, 394023), (203, 384318), (231, 337734), (261, 298914), (297, 262682), (319, 244566), (378, 206393), (406, 192159), (462, 168867), (522, 149457), (594, 131341), (609, 128106), (638, 122283), (647, 120582), (693, 112578), (783, 99638), (957, 81522), (1218, 64053), (1294, 60291), (1386, 56289), (1566, 49819), (1827, 42702), (1914, 40761), (1941, 40194), (2079, 37526), (2233, 34938), (2871, 27174), (3654, 21351), (3882, 20097), (4158, 18763), (4466, 17469), (4529, 17226), (5481, 14234), (5742, 13587), (5823, 13398), (6699, 11646), (7117, 10962), (8613, 9058)]