27548480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 112

約数和(自身を含む): 72420480

約数和(自身を除く): 44872000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 152, 160, 184, 190, 197, 230, 304, 320, 368, 380, 394, 437, 460, 608, 736, 760, 788, 874, 920, 985, 1216, 1472, 1520, 1576, 1748, 1840, 1970, 2185, 3040, 3152, 3496, 3680, 3743, 3940, 4370, 4531, 6080, 6304, 6992, 7360, 7486, 7880, 8740, 9062, 12608, 13984, 14972, 15760, 17480, 18124, 18715, 22655, 27968, 29944, 31520, 34960, 36248, 37430, 45310, 59888, 63040, 69920, 72496, 74860, 86089, 90620, 119776, 139840, 144992, 149720, 172178, 181240, 239552, 289984, 299440, 344356, 362480, 430445, 598880, 688712, 724960, 860890, 1197760, 1377424, 1449920, 1721780, 2754848, 3443560, 5509696, 6887120, 13774240, 27548480]

約数ペア:

[(1, 27548480), (2, 13774240), (4, 6887120), (5, 5509696), (8, 3443560), (10, 2754848), (16, 1721780), (19, 1449920), (20, 1377424), (23, 1197760), (32, 860890), (38, 724960), (40, 688712), (46, 598880), (64, 430445), (76, 362480), (80, 344356), (92, 299440), (95, 289984), (115, 239552), (152, 181240), (160, 172178), (184, 149720), (190, 144992), (197, 139840), (230, 119776), (304, 90620), (320, 86089), (368, 74860), (380, 72496), (394, 69920), (437, 63040), (460, 59888), (608, 45310), (736, 37430), (760, 36248), (788, 34960), (874, 31520), (920, 29944), (985, 27968), (1216, 22655), (1472, 18715), (1520, 18124), (1576, 17480), (1748, 15760), (1840, 14972), (1970, 13984), (2185, 12608), (3040, 9062), (3152, 8740), (3496, 7880), (3680, 7486), (3743, 7360), (3940, 6992), (4370, 6304), (4531, 6080)]