221660384

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 530893440

約数和(自身を除く): 309233056

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 32, 38, 44, 46, 76, 88, 92, 121, 131, 152, 176, 184, 209, 242, 253, 262, 304, 352, 368, 418, 437, 484, 506, 524, 608, 736, 836, 874, 968, 1012, 1048, 1441, 1672, 1748, 1936, 2024, 2096, 2299, 2489, 2783, 2882, 3013, 3344, 3496, 3872, 4048, 4192, 4598, 4807, 4978, 5566, 5764, 6026, 6688, 6992, 8096, 9196, 9614, 9956, 11132, 11528, 12052, 13984, 15851, 18392, 19228, 19912, 22264, 23056, 24104, 27379, 31702, 33143, 36784, 38456, 39824, 44528, 46112, 48208, 52877, 54758, 57247, 63404, 66286, 73568, 76912, 79648, 89056, 96416, 105754, 109516, 114494, 126808, 132572, 153824, 211508, 219032, 228988, 253616, 265144, 301169, 364573, 423016, 438064, 457976, 507232, 530288, 602338, 629717, 729146, 846032, 876128, 915952, 1060576, 1204676, 1259434, 1458292, 1692064, 1831904, 2409352, 2518868, 2916584, 4818704, 5037736, 5833168, 6926887, 9637408, 10075472, 11666336, 13853774, 20150944, 27707548, 55415096, 110830192, 221660384]

約数ペア:

[(1, 221660384), (2, 110830192), (4, 55415096), (8, 27707548), (11, 20150944), (16, 13853774), (19, 11666336), (22, 10075472), (23, 9637408), (32, 6926887), (38, 5833168), (44, 5037736), (46, 4818704), (76, 2916584), (88, 2518868), (92, 2409352), (121, 1831904), (131, 1692064), (152, 1458292), (176, 1259434), (184, 1204676), (209, 1060576), (242, 915952), (253, 876128), (262, 846032), (304, 729146), (352, 629717), (368, 602338), (418, 530288), (437, 507232), (484, 457976), (506, 438064), (524, 423016), (608, 364573), (736, 301169), (836, 265144), (874, 253616), (968, 228988), (1012, 219032), (1048, 211508), (1441, 153824), (1672, 132572), (1748, 126808), (1936, 114494), (2024, 109516), (2096, 105754), (2299, 96416), (2489, 89056), (2783, 79648), (2882, 76912), (3013, 73568), (3344, 66286), (3496, 63404), (3872, 57247), (4048, 54758), (4192, 52877), (4598, 48208), (4807, 46112), (4978, 44528), (5566, 39824), (5764, 38456), (6026, 36784), (6688, 33143), (6992, 31702), (8096, 27379), (9196, 24104), (9614, 23056), (9956, 22264), (11132, 19912), (11528, 19228), (12052, 18392), (13984, 15851)]