261516528

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2851}}^1$

素因数の和:2892

約数の個数: 180

約数和(自身を含む): 917186088

約数和(自身を除く): 655669560

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 112, 117, 126, 144, 147, 156, 168, 182, 196, 208, 234, 252, 273, 294, 312, 336, 364, 392, 441, 468, 504, 546, 588, 624, 637, 728, 784, 819, 882, 936, 1008, 1092, 1176, 1274, 1456, 1638, 1764, 1872, 1911, 2184, 2352, 2548, 2851, 3276, 3528, 3822, 4368, 5096, 5702, 5733, 6552, 7056, 7644, 8553, 10192, 11404, 11466, 13104, 15288, 17106, 19957, 22808, 22932, 25659, 30576, 34212, 37063, 39914, 45616, 45864, 51318, 59871, 68424, 74126, 79828, 91728, 102636, 111189, 119742, 136848, 139699, 148252, 159656, 179613, 205272, 222378, 239484, 259441, 279398, 296504, 319312, 333567, 359226, 410544, 419097, 444756, 478968, 518882, 558796, 593008, 667134, 718452, 778323, 838194, 889512, 957936, 1037764, 1117592, 1257291, 1334268, 1436904, 1556646, 1676388, 1779024, 1816087, 2075528, 2235184, 2334969, 2514582, 2668536, 2873808, 3113292, 3352776, 3632174, 4151056, 4669938, 5029164, 5337072, 5448261, 6226584, 6705552, 7264348, 9339876, 10058328, 10896522, 12453168, 14528696, 16344783, 18679752, 20116656, 21793044, 29057392, 32689566, 37359504, 43586088, 65379132, 87172176, 130758264, 261516528]

約数ペア:

[(1, 261516528), (2, 130758264), (3, 87172176), (4, 65379132), (6, 43586088), (7, 37359504), (8, 32689566), (9, 29057392), (12, 21793044), (13, 20116656), (14, 18679752), (16, 16344783), (18, 14528696), (21, 12453168), (24, 10896522), (26, 10058328), (28, 9339876), (36, 7264348), (39, 6705552), (42, 6226584), (48, 5448261), (49, 5337072), (52, 5029164), (56, 4669938), (63, 4151056), (72, 3632174), (78, 3352776), (84, 3113292), (91, 2873808), (98, 2668536), (104, 2514582), (112, 2334969), (117, 2235184), (126, 2075528), (144, 1816087), (147, 1779024), (156, 1676388), (168, 1556646), (182, 1436904), (196, 1334268), (208, 1257291), (234, 1117592), (252, 1037764), (273, 957936), (294, 889512), (312, 838194), (336, 778323), (364, 718452), (392, 667134), (441, 593008), (468, 558796), (504, 518882), (546, 478968), (588, 444756), (624, 419097), (637, 410544), (728, 359226), (784, 333567), (819, 319312), (882, 296504), (936, 279398), (1008, 259441), (1092, 239484), (1176, 222378), (1274, 205272), (1456, 179613), (1638, 159656), (1764, 148252), (1872, 139699), (1911, 136848), (2184, 119742), (2352, 111189), (2548, 102636), (2851, 91728), (3276, 79828), (3528, 74126), (3822, 68424), (4368, 59871), (5096, 51318), (5702, 45864), (5733, 45616), (6552, 39914), (7056, 37063), (7644, 34212), (8553, 30576), (10192, 25659), (11404, 22932), (11466, 22808), (13104, 19957), (15288, 17106)]