161751408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1999

約数の個数: 160

約数和(自身を含む): 541632000

約数和(自身を除く): 379880592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 38, 39, 42, 48, 52, 56, 57, 76, 78, 84, 91, 104, 112, 114, 133, 152, 156, 168, 182, 208, 228, 247, 266, 273, 304, 312, 336, 364, 399, 456, 494, 532, 546, 624, 728, 741, 798, 912, 988, 1064, 1092, 1456, 1482, 1596, 1729, 1949, 1976, 2128, 2184, 2964, 3192, 3458, 3898, 3952, 4368, 5187, 5847, 5928, 6384, 6916, 7796, 10374, 11694, 11856, 13643, 13832, 15592, 20748, 23388, 25337, 27286, 27664, 31184, 37031, 40929, 41496, 46776, 50674, 54572, 74062, 76011, 81858, 82992, 93552, 101348, 109144, 111093, 148124, 152022, 163716, 177359, 202696, 218288, 222186, 259217, 296248, 304044, 327432, 354718, 405392, 444372, 481403, 518434, 532077, 592496, 608088, 654864, 709436, 777651, 888744, 962806, 1036868, 1064154, 1216176, 1418872, 1444209, 1555302, 1777488, 1925612, 2073736, 2128308, 2837744, 2888418, 3110604, 3369821, 3851224, 4147472, 4256616, 5776836, 6221208, 6739642, 7702448, 8513232, 10109463, 11553672, 12442416, 13479284, 20218926, 23107344, 26958568, 40437852, 53917136, 80875704, 161751408]

約数ペア:

[(1, 161751408), (2, 80875704), (3, 53917136), (4, 40437852), (6, 26958568), (7, 23107344), (8, 20218926), (12, 13479284), (13, 12442416), (14, 11553672), (16, 10109463), (19, 8513232), (21, 7702448), (24, 6739642), (26, 6221208), (28, 5776836), (38, 4256616), (39, 4147472), (42, 3851224), (48, 3369821), (52, 3110604), (56, 2888418), (57, 2837744), (76, 2128308), (78, 2073736), (84, 1925612), (91, 1777488), (104, 1555302), (112, 1444209), (114, 1418872), (133, 1216176), (152, 1064154), (156, 1036868), (168, 962806), (182, 888744), (208, 777651), (228, 709436), (247, 654864), (266, 608088), (273, 592496), (304, 532077), (312, 518434), (336, 481403), (364, 444372), (399, 405392), (456, 354718), (494, 327432), (532, 304044), (546, 296248), (624, 259217), (728, 222186), (741, 218288), (798, 202696), (912, 177359), (988, 163716), (1064, 152022), (1092, 148124), (1456, 111093), (1482, 109144), (1596, 101348), (1729, 93552), (1949, 82992), (1976, 81858), (2128, 76011), (2184, 74062), (2964, 54572), (3192, 50674), (3458, 46776), (3898, 41496), (3952, 40929), (4368, 37031), (5187, 31184), (5847, 27664), (5928, 27286), (6384, 25337), (6916, 23388), (7796, 20748), (10374, 15592), (11694, 13832), (11856, 13643)]