221521152

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 216

約数和(自身を含む): 672852096

約数和(自身を除く): 451330944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 38, 47, 48, 51, 57, 64, 68, 76, 94, 96, 102, 114, 128, 136, 141, 152, 188, 192, 204, 228, 256, 272, 282, 304, 323, 361, 376, 384, 408, 456, 544, 564, 608, 646, 722, 752, 768, 799, 816, 893, 912, 969, 1083, 1088, 1128, 1216, 1292, 1444, 1504, 1598, 1632, 1786, 1824, 1938, 2166, 2176, 2256, 2397, 2432, 2584, 2679, 2888, 3008, 3196, 3264, 3572, 3648, 3876, 4332, 4352, 4512, 4794, 4864, 5168, 5358, 5776, 6016, 6137, 6392, 6528, 7144, 7296, 7752, 8664, 9024, 9588, 10336, 10716, 11552, 12032, 12274, 12784, 13056, 14288, 14592, 15181, 15504, 16967, 17328, 18048, 18411, 19176, 20672, 21432, 23104, 24548, 25568, 28576, 30362, 31008, 33934, 34656, 36096, 36822, 38352, 41344, 42864, 45543, 46208, 49096, 50901, 51136, 57152, 60724, 62016, 67868, 69312, 73644, 76704, 82688, 85728, 91086, 92416, 98192, 101802, 102272, 114304, 121448, 124032, 135736, 138624, 147288, 153408, 171456, 182172, 196384, 203604, 204544, 228608, 242896, 248064, 271472, 277248, 288439, 294576, 306816, 342912, 364344, 392768, 407208, 485792, 542944, 576878, 589152, 613632, 685824, 728688, 785536, 814416, 865317, 971584, 1085888, 1153756, 1178304, 1457376, 1571072, 1628832, 1730634, 1943168, 2171776, 2307512, 2356608, 2914752, 3257664, 3461268, 3886336, 4343552, 4615024, 4713216, 5829504, 6515328, 6922536, 9230048, 11659008, 13030656, 13845072, 18460096, 27690144, 36920192, 55380288, 73840384, 110760576, 221521152]

約数ペア:

[(1, 221521152), (2, 110760576), (3, 73840384), (4, 55380288), (6, 36920192), (8, 27690144), (12, 18460096), (16, 13845072), (17, 13030656), (19, 11659008), (24, 9230048), (32, 6922536), (34, 6515328), (38, 5829504), (47, 4713216), (48, 4615024), (51, 4343552), (57, 3886336), (64, 3461268), (68, 3257664), (76, 2914752), (94, 2356608), (96, 2307512), (102, 2171776), (114, 1943168), (128, 1730634), (136, 1628832), (141, 1571072), (152, 1457376), (188, 1178304), (192, 1153756), (204, 1085888), (228, 971584), (256, 865317), (272, 814416), (282, 785536), (304, 728688), (323, 685824), (361, 613632), (376, 589152), (384, 576878), (408, 542944), (456, 485792), (544, 407208), (564, 392768), (608, 364344), (646, 342912), (722, 306816), (752, 294576), (768, 288439), (799, 277248), (816, 271472), (893, 248064), (912, 242896), (969, 228608), (1083, 204544), (1088, 203604), (1128, 196384), (1216, 182172), (1292, 171456), (1444, 153408), (1504, 147288), (1598, 138624), (1632, 135736), (1786, 124032), (1824, 121448), (1938, 114304), (2166, 102272), (2176, 101802), (2256, 98192), (2397, 92416), (2432, 91086), (2584, 85728), (2679, 82688), (2888, 76704), (3008, 73644), (3196, 69312), (3264, 67868), (3572, 62016), (3648, 60724), (3876, 57152), (4332, 51136), (4352, 50901), (4512, 49096), (4794, 46208), (4864, 45543), (5168, 42864), (5358, 41344), (5776, 38352), (6016, 36822), (6137, 36096), (6392, 34656), (6528, 33934), (7144, 31008), (7296, 30362), (7752, 28576), (8664, 25568), (9024, 24548), (9588, 23104), (10336, 21432), (10716, 20672), (11552, 19176), (12032, 18411), (12274, 18048), (12784, 17328), (13056, 16967), (14288, 15504), (14592, 15181)]