218673584

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 90

約数和(自身を含む): 478628964

約数和(自身を除く): 259955380

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 131, 136, 152, 262, 272, 289, 304, 323, 361, 524, 578, 646, 722, 1048, 1156, 1292, 1444, 2096, 2227, 2312, 2489, 2584, 2888, 4454, 4624, 4978, 5168, 5491, 5776, 6137, 8908, 9956, 10982, 12274, 17816, 19912, 21964, 24548, 35632, 37859, 39824, 42313, 43928, 47291, 49096, 75718, 84626, 87856, 94582, 98192, 104329, 151436, 169252, 189164, 208658, 302872, 338504, 378328, 417316, 605744, 677008, 719321, 756656, 803947, 834632, 1438642, 1607894, 1669264, 2877284, 3215788, 5754568, 6431576, 11509136, 12863152, 13667099, 27334198, 54668396, 109336792, 218673584]

約数ペア:

[(1, 218673584), (2, 109336792), (4, 54668396), (8, 27334198), (16, 13667099), (17, 12863152), (19, 11509136), (34, 6431576), (38, 5754568), (68, 3215788), (76, 2877284), (131, 1669264), (136, 1607894), (152, 1438642), (262, 834632), (272, 803947), (289, 756656), (304, 719321), (323, 677008), (361, 605744), (524, 417316), (578, 378328), (646, 338504), (722, 302872), (1048, 208658), (1156, 189164), (1292, 169252), (1444, 151436), (2096, 104329), (2227, 98192), (2312, 94582), (2489, 87856), (2584, 84626), (2888, 75718), (4454, 49096), (4624, 47291), (4978, 43928), (5168, 42313), (5491, 39824), (5776, 37859), (6137, 35632), (8908, 24548), (9956, 21964), (10982, 19912), (12274, 17816)]