172391856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:739

約数の個数: 160

約数和(自身を含む): 557964288

約数和(自身を除く): 385572432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 61, 78, 84, 91, 104, 112, 122, 156, 168, 182, 183, 208, 244, 273, 312, 336, 364, 366, 427, 488, 546, 624, 647, 728, 732, 793, 854, 976, 1092, 1281, 1294, 1456, 1464, 1586, 1708, 1941, 2184, 2379, 2562, 2588, 2928, 3172, 3416, 3882, 4368, 4529, 4758, 5124, 5176, 5551, 6344, 6832, 7764, 8411, 9058, 9516, 10248, 10352, 11102, 12688, 13587, 15528, 16653, 16822, 18116, 19032, 20496, 22204, 25233, 27174, 31056, 33306, 33644, 36232, 38064, 39467, 44408, 50466, 54348, 58877, 66612, 67288, 72464, 78934, 88816, 100932, 108696, 117754, 118401, 133224, 134576, 157868, 176631, 201864, 217392, 235508, 236802, 266448, 276269, 315736, 353262, 403728, 471016, 473604, 513071, 552538, 631472, 706524, 828807, 942032, 947208, 1026142, 1105076, 1413048, 1539213, 1657614, 1894416, 2052284, 2210152, 2826096, 3078426, 3315228, 3591497, 4104568, 4420304, 6156852, 6630456, 7182994, 8209136, 10774491, 12313704, 13260912, 14365988, 21548982, 24627408, 28731976, 43097964, 57463952, 86195928, 172391856]

約数ペア:

[(1, 172391856), (2, 86195928), (3, 57463952), (4, 43097964), (6, 28731976), (7, 24627408), (8, 21548982), (12, 14365988), (13, 13260912), (14, 12313704), (16, 10774491), (21, 8209136), (24, 7182994), (26, 6630456), (28, 6156852), (39, 4420304), (42, 4104568), (48, 3591497), (52, 3315228), (56, 3078426), (61, 2826096), (78, 2210152), (84, 2052284), (91, 1894416), (104, 1657614), (112, 1539213), (122, 1413048), (156, 1105076), (168, 1026142), (182, 947208), (183, 942032), (208, 828807), (244, 706524), (273, 631472), (312, 552538), (336, 513071), (364, 473604), (366, 471016), (427, 403728), (488, 353262), (546, 315736), (624, 276269), (647, 266448), (728, 236802), (732, 235508), (793, 217392), (854, 201864), (976, 176631), (1092, 157868), (1281, 134576), (1294, 133224), (1456, 118401), (1464, 117754), (1586, 108696), (1708, 100932), (1941, 88816), (2184, 78934), (2379, 72464), (2562, 67288), (2588, 66612), (2928, 58877), (3172, 54348), (3416, 50466), (3882, 44408), (4368, 39467), (4529, 38064), (4758, 36232), (5124, 33644), (5176, 33306), (5551, 31056), (6344, 27174), (6832, 25233), (7764, 22204), (8411, 20496), (9058, 19032), (9516, 18116), (10248, 16822), (10352, 16653), (11102, 15528), (12688, 13587)]