72278568

素因数分解:

$2^3\times 3^4\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1660

約数の個数: 80

約数和(自身を含む): 205428960

約数和(自身を除く): 133150392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 142, 162, 213, 216, 284, 324, 426, 568, 639, 648, 852, 1278, 1571, 1704, 1917, 2556, 3142, 3834, 4713, 5112, 5751, 6284, 7668, 9426, 11502, 12568, 14139, 15336, 18852, 23004, 28278, 37704, 42417, 46008, 56556, 84834, 111541, 113112, 127251, 169668, 223082, 254502, 334623, 339336, 446164, 509004, 669246, 892328, 1003869, 1018008, 1338492, 2007738, 2676984, 3011607, 4015476, 6023214, 8030952, 9034821, 12046428, 18069642, 24092856, 36139284, 72278568]

約数ペア:

[(1, 72278568), (2, 36139284), (3, 24092856), (4, 18069642), (6, 12046428), (8, 9034821), (9, 8030952), (12, 6023214), (18, 4015476), (24, 3011607), (27, 2676984), (36, 2007738), (54, 1338492), (71, 1018008), (72, 1003869), (81, 892328), (108, 669246), (142, 509004), (162, 446164), (213, 339336), (216, 334623), (284, 254502), (324, 223082), (426, 169668), (568, 127251), (639, 113112), (648, 111541), (852, 84834), (1278, 56556), (1571, 46008), (1704, 42417), (1917, 37704), (2556, 28278), (3142, 23004), (3834, 18852), (4713, 15336), (5112, 14139), (5751, 12568), (6284, 11502), (7668, 9426)]