72617904

素因数分解:

$2^4\times 3^3\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1695

約数の個数: 80

約数和(自身を含む): 210522240

約数和(自身を除く): 137904336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 107, 108, 144, 214, 216, 321, 428, 432, 642, 856, 963, 1284, 1571, 1712, 1926, 2568, 2889, 3142, 3852, 4713, 5136, 5778, 6284, 7704, 9426, 11556, 12568, 14139, 15408, 18852, 23112, 25136, 28278, 37704, 42417, 46224, 56556, 75408, 84834, 113112, 168097, 169668, 226224, 336194, 339336, 504291, 672388, 678672, 1008582, 1344776, 1512873, 2017164, 2689552, 3025746, 4034328, 4538619, 6051492, 8068656, 9077238, 12102984, 18154476, 24205968, 36308952, 72617904]

約数ペア:

[(1, 72617904), (2, 36308952), (3, 24205968), (4, 18154476), (6, 12102984), (8, 9077238), (9, 8068656), (12, 6051492), (16, 4538619), (18, 4034328), (24, 3025746), (27, 2689552), (36, 2017164), (48, 1512873), (54, 1344776), (72, 1008582), (107, 678672), (108, 672388), (144, 504291), (214, 339336), (216, 336194), (321, 226224), (428, 169668), (432, 168097), (642, 113112), (856, 84834), (963, 75408), (1284, 56556), (1571, 46224), (1712, 42417), (1926, 37704), (2568, 28278), (2889, 25136), (3142, 23112), (3852, 18852), (4713, 15408), (5136, 14139), (5778, 12568), (6284, 11556), (7704, 9426)]