290434872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1$

素因数の和:1973

約数の個数: 128

約数和(自身を含む): 906716160

約数和(自身を除く): 616281288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 71, 78, 84, 91, 104, 142, 156, 168, 182, 213, 273, 284, 312, 364, 426, 497, 546, 568, 728, 852, 923, 994, 1092, 1491, 1704, 1846, 1873, 1988, 2184, 2769, 2982, 3692, 3746, 3976, 5538, 5619, 5964, 6461, 7384, 7492, 11076, 11238, 11928, 12922, 13111, 14984, 19383, 22152, 22476, 24349, 25844, 26222, 38766, 39333, 44952, 48698, 51688, 52444, 73047, 77532, 78666, 97396, 104888, 132983, 146094, 155064, 157332, 170443, 194792, 265966, 292188, 314664, 340886, 398949, 511329, 531932, 584376, 681772, 797898, 930881, 1022658, 1063864, 1363544, 1595796, 1728779, 1861762, 2045316, 2792643, 3191592, 3457558, 3723524, 4090632, 5186337, 5585286, 6915116, 7447048, 10372674, 11170572, 12101453, 13830232, 20745348, 22341144, 24202906, 36304359, 41490696, 48405812, 72608718, 96811624, 145217436, 290434872]

約数ペア:

[(1, 290434872), (2, 145217436), (3, 96811624), (4, 72608718), (6, 48405812), (7, 41490696), (8, 36304359), (12, 24202906), (13, 22341144), (14, 20745348), (21, 13830232), (24, 12101453), (26, 11170572), (28, 10372674), (39, 7447048), (42, 6915116), (52, 5585286), (56, 5186337), (71, 4090632), (78, 3723524), (84, 3457558), (91, 3191592), (104, 2792643), (142, 2045316), (156, 1861762), (168, 1728779), (182, 1595796), (213, 1363544), (273, 1063864), (284, 1022658), (312, 930881), (364, 797898), (426, 681772), (497, 584376), (546, 531932), (568, 511329), (728, 398949), (852, 340886), (923, 314664), (994, 292188), (1092, 265966), (1491, 194792), (1704, 170443), (1846, 157332), (1873, 155064), (1988, 146094), (2184, 132983), (2769, 104888), (2982, 97396), (3692, 78666), (3746, 77532), (3976, 73047), (5538, 52444), (5619, 51688), (5964, 48698), (6461, 44952), (7384, 39333), (7492, 38766), (11076, 26222), (11238, 25844), (11928, 24349), (12922, 22476), (13111, 22152), (14984, 19383)]