68718816

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 207567360

約数和(自身を除く): 138848544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 43, 48, 62, 72, 86, 93, 96, 124, 129, 144, 172, 179, 186, 248, 258, 279, 288, 344, 358, 372, 387, 496, 516, 537, 558, 688, 716, 744, 774, 992, 1032, 1074, 1116, 1333, 1376, 1432, 1488, 1548, 1611, 2064, 2148, 2232, 2666, 2864, 2976, 3096, 3222, 3999, 4128, 4296, 4464, 5332, 5549, 5728, 6192, 6444, 7697, 7998, 8592, 8928, 10664, 11098, 11997, 12384, 12888, 15394, 15996, 16647, 17184, 21328, 22196, 23091, 23994, 25776, 30788, 31992, 33294, 42656, 44392, 46182, 47988, 49941, 51552, 61576, 63984, 66588, 69273, 88784, 92364, 95976, 99882, 123152, 127968, 133176, 138546, 177568, 184728, 191952, 199764, 238607, 246304, 266352, 277092, 369456, 383904, 399528, 477214, 532704, 554184, 715821, 738912, 799056, 954428, 1108368, 1431642, 1598112, 1908856, 2147463, 2216736, 2863284, 3817712, 4294926, 5726568, 7635424, 8589852, 11453136, 17179704, 22906272, 34359408, 68718816]

約数ペア:

[(1, 68718816), (2, 34359408), (3, 22906272), (4, 17179704), (6, 11453136), (8, 8589852), (9, 7635424), (12, 5726568), (16, 4294926), (18, 3817712), (24, 2863284), (31, 2216736), (32, 2147463), (36, 1908856), (43, 1598112), (48, 1431642), (62, 1108368), (72, 954428), (86, 799056), (93, 738912), (96, 715821), (124, 554184), (129, 532704), (144, 477214), (172, 399528), (179, 383904), (186, 369456), (248, 277092), (258, 266352), (279, 246304), (288, 238607), (344, 199764), (358, 191952), (372, 184728), (387, 177568), (496, 138546), (516, 133176), (537, 127968), (558, 123152), (688, 99882), (716, 95976), (744, 92364), (774, 88784), (992, 69273), (1032, 66588), (1074, 63984), (1116, 61576), (1333, 51552), (1376, 49941), (1432, 47988), (1488, 46182), (1548, 44392), (1611, 42656), (2064, 33294), (2148, 31992), (2232, 30788), (2666, 25776), (2864, 23994), (2976, 23091), (3096, 22196), (3222, 21328), (3999, 17184), (4128, 16647), (4296, 15996), (4464, 15394), (5332, 12888), (5549, 12384), (5728, 11997), (6192, 11098), (6444, 10664), (7697, 8928), (7998, 8592)]