128317184

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 298260480

約数和(自身を除く): 169943296

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 32, 37, 38, 46, 62, 64, 74, 76, 92, 124, 128, 148, 152, 184, 248, 256, 296, 304, 368, 437, 496, 589, 592, 608, 703, 713, 736, 851, 874, 992, 1147, 1178, 1184, 1216, 1406, 1426, 1472, 1702, 1748, 1984, 2294, 2356, 2368, 2432, 2812, 2852, 2944, 3404, 3496, 3968, 4588, 4712, 4736, 4864, 5624, 5704, 5888, 6808, 6992, 7936, 9176, 9424, 9472, 11248, 11408, 13547, 13616, 13984, 16169, 18352, 18848, 21793, 22496, 22816, 26381, 27094, 27232, 27968, 32338, 36704, 37696, 43586, 44992, 45632, 52762, 54188, 54464, 55936, 64676, 73408, 75392, 87172, 89984, 91264, 105524, 108376, 108928, 111872, 129352, 146816, 150784, 174344, 179968, 182528, 211048, 216752, 217856, 258704, 293632, 348688, 422096, 433504, 501239, 517408, 697376, 844192, 867008, 1002478, 1034816, 1394752, 1688384, 1734016, 2004956, 2069632, 2789504, 3376768, 3468032, 4009912, 4139264, 5579008, 6753536, 8019824, 16039648, 32079296, 64158592, 128317184]

約数ペア:

[(1, 128317184), (2, 64158592), (4, 32079296), (8, 16039648), (16, 8019824), (19, 6753536), (23, 5579008), (31, 4139264), (32, 4009912), (37, 3468032), (38, 3376768), (46, 2789504), (62, 2069632), (64, 2004956), (74, 1734016), (76, 1688384), (92, 1394752), (124, 1034816), (128, 1002478), (148, 867008), (152, 844192), (184, 697376), (248, 517408), (256, 501239), (296, 433504), (304, 422096), (368, 348688), (437, 293632), (496, 258704), (589, 217856), (592, 216752), (608, 211048), (703, 182528), (713, 179968), (736, 174344), (851, 150784), (874, 146816), (992, 129352), (1147, 111872), (1178, 108928), (1184, 108376), (1216, 105524), (1406, 91264), (1426, 89984), (1472, 87172), (1702, 75392), (1748, 73408), (1984, 64676), (2294, 55936), (2356, 54464), (2368, 54188), (2432, 52762), (2812, 45632), (2852, 44992), (2944, 43586), (3404, 37696), (3496, 36704), (3968, 32338), (4588, 27968), (4712, 27232), (4736, 27094), (4864, 26381), (5624, 22816), (5704, 22496), (5888, 21793), (6808, 18848), (6992, 18352), (7936, 16169), (9176, 13984), (9424, 13616), (9472, 13547), (11248, 11408)]