161187488

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:371

約数の個数: 144

約数和(自身を含む): 420960960

約数和(自身を除く): 259773472

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 76, 77, 88, 112, 121, 133, 152, 154, 176, 209, 224, 242, 266, 304, 308, 313, 352, 418, 484, 532, 608, 616, 626, 836, 847, 968, 1064, 1232, 1252, 1463, 1672, 1694, 1936, 2128, 2191, 2299, 2464, 2504, 2926, 3344, 3388, 3443, 3872, 4256, 4382, 4598, 5008, 5852, 5947, 6688, 6776, 6886, 8764, 9196, 10016, 11704, 11894, 13552, 13772, 16093, 17528, 18392, 23408, 23788, 24101, 27104, 27544, 32186, 35056, 36784, 37873, 41629, 46816, 47576, 48202, 55088, 64372, 65417, 70112, 73568, 75746, 83258, 95152, 96404, 110176, 128744, 130834, 151492, 166516, 190304, 192808, 257488, 261668, 265111, 302984, 333032, 385616, 457919, 514976, 523336, 530222, 605968, 666064, 719587, 771232, 915838, 1046672, 1060444, 1211936, 1332128, 1439174, 1831676, 2093344, 2120888, 2878348, 3663352, 4241776, 5037109, 5756696, 7326704, 8483552, 10074218, 11513392, 14653408, 20148436, 23026784, 40296872, 80593744, 161187488]

約数ペア:

[(1, 161187488), (2, 80593744), (4, 40296872), (7, 23026784), (8, 20148436), (11, 14653408), (14, 11513392), (16, 10074218), (19, 8483552), (22, 7326704), (28, 5756696), (32, 5037109), (38, 4241776), (44, 3663352), (56, 2878348), (76, 2120888), (77, 2093344), (88, 1831676), (112, 1439174), (121, 1332128), (133, 1211936), (152, 1060444), (154, 1046672), (176, 915838), (209, 771232), (224, 719587), (242, 666064), (266, 605968), (304, 530222), (308, 523336), (313, 514976), (352, 457919), (418, 385616), (484, 333032), (532, 302984), (608, 265111), (616, 261668), (626, 257488), (836, 192808), (847, 190304), (968, 166516), (1064, 151492), (1232, 130834), (1252, 128744), (1463, 110176), (1672, 96404), (1694, 95152), (1936, 83258), (2128, 75746), (2191, 73568), (2299, 70112), (2464, 65417), (2504, 64372), (2926, 55088), (3344, 48202), (3388, 47576), (3443, 46816), (3872, 41629), (4256, 37873), (4382, 36784), (4598, 35056), (5008, 32186), (5852, 27544), (5947, 27104), (6688, 24101), (6776, 23788), (6886, 23408), (8764, 18392), (9196, 17528), (10016, 16093), (11704, 13772), (11894, 13552)]