72277776

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:333

約数の個数: 120

約数和(自身を含む): 213944640

約数和(自身を除く): 141666864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 139, 144, 157, 184, 207, 276, 278, 314, 368, 414, 417, 471, 552, 556, 628, 828, 834, 942, 1104, 1112, 1251, 1256, 1413, 1656, 1668, 1884, 2224, 2502, 2512, 2826, 3197, 3312, 3336, 3611, 3768, 5004, 5652, 6394, 6672, 7222, 7536, 9591, 10008, 10833, 11304, 12788, 14444, 19182, 20016, 21666, 21823, 22608, 25576, 28773, 28888, 32499, 38364, 43332, 43646, 51152, 57546, 57776, 64998, 65469, 76728, 86664, 87292, 115092, 129996, 130938, 153456, 173328, 174584, 196407, 230184, 259992, 261876, 349168, 392814, 460368, 501929, 519984, 523752, 785628, 1003858, 1047504, 1505787, 1571256, 2007716, 3011574, 3142512, 4015432, 4517361, 6023148, 8030864, 9034722, 12046296, 18069444, 24092592, 36138888, 72277776]

約数ペア:

[(1, 72277776), (2, 36138888), (3, 24092592), (4, 18069444), (6, 12046296), (8, 9034722), (9, 8030864), (12, 6023148), (16, 4517361), (18, 4015432), (23, 3142512), (24, 3011574), (36, 2007716), (46, 1571256), (48, 1505787), (69, 1047504), (72, 1003858), (92, 785628), (138, 523752), (139, 519984), (144, 501929), (157, 460368), (184, 392814), (207, 349168), (276, 261876), (278, 259992), (314, 230184), (368, 196407), (414, 174584), (417, 173328), (471, 153456), (552, 130938), (556, 129996), (628, 115092), (828, 87292), (834, 86664), (942, 76728), (1104, 65469), (1112, 64998), (1251, 57776), (1256, 57546), (1413, 51152), (1656, 43646), (1668, 43332), (1884, 38364), (2224, 32499), (2502, 28888), (2512, 28773), (2826, 25576), (3197, 22608), (3312, 21823), (3336, 21666), (3611, 20016), (3768, 19182), (5004, 14444), (5652, 12788), (6394, 11304), (6672, 10833), (7222, 10008), (7536, 9591)]