217430224

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 120

約数和(自身を含む): 510592320

約数和(自身を除く): 293162096

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 88, 92, 121, 152, 176, 184, 209, 242, 253, 257, 304, 368, 418, 437, 484, 506, 514, 836, 874, 968, 1012, 1028, 1672, 1748, 1936, 2024, 2056, 2299, 2783, 2827, 3344, 3496, 4048, 4112, 4598, 4807, 4883, 5566, 5654, 5911, 6992, 9196, 9614, 9766, 11132, 11308, 11822, 18392, 19228, 19532, 22264, 22616, 23644, 31097, 36784, 38456, 39064, 44528, 45232, 47288, 52877, 53713, 62194, 65021, 76912, 78128, 94576, 105754, 107426, 112309, 124388, 130042, 211508, 214852, 224618, 248776, 260084, 423016, 429704, 449236, 497552, 520168, 590843, 715231, 846032, 859408, 898472, 1040336, 1181686, 1235399, 1430462, 1796944, 2363372, 2470798, 2860924, 4726744, 4941596, 5721848, 9453488, 9883192, 11443696, 13589389, 19766384, 27178778, 54357556, 108715112, 217430224]

約数ペア:

[(1, 217430224), (2, 108715112), (4, 54357556), (8, 27178778), (11, 19766384), (16, 13589389), (19, 11443696), (22, 9883192), (23, 9453488), (38, 5721848), (44, 4941596), (46, 4726744), (76, 2860924), (88, 2470798), (92, 2363372), (121, 1796944), (152, 1430462), (176, 1235399), (184, 1181686), (209, 1040336), (242, 898472), (253, 859408), (257, 846032), (304, 715231), (368, 590843), (418, 520168), (437, 497552), (484, 449236), (506, 429704), (514, 423016), (836, 260084), (874, 248776), (968, 224618), (1012, 214852), (1028, 211508), (1672, 130042), (1748, 124388), (1936, 112309), (2024, 107426), (2056, 105754), (2299, 94576), (2783, 78128), (2827, 76912), (3344, 65021), (3496, 62194), (4048, 53713), (4112, 52877), (4598, 47288), (4807, 45232), (4883, 44528), (5566, 39064), (5654, 38456), (5911, 36784), (6992, 31097), (9196, 23644), (9614, 22616), (9766, 22264), (11132, 19532), (11308, 19228), (11822, 18392)]