81313272

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 228880080

約数和(自身を除く): 147566808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 131, 148, 222, 233, 262, 296, 333, 393, 444, 466, 524, 666, 699, 786, 888, 932, 1048, 1179, 1332, 1398, 1572, 1864, 2097, 2358, 2664, 2796, 3144, 4194, 4716, 4847, 5592, 8388, 8621, 9432, 9694, 14541, 16776, 17242, 19388, 25863, 29082, 30523, 34484, 38776, 43623, 51726, 58164, 61046, 68968, 77589, 87246, 91569, 103452, 116328, 122092, 155178, 174492, 183138, 206904, 244184, 274707, 310356, 348984, 366276, 549414, 620712, 732552, 1098828, 1129351, 2197656, 2258702, 3388053, 4517404, 6776106, 9034808, 10164159, 13552212, 20328318, 27104424, 40656636, 81313272]

約数ペア:

[(1, 81313272), (2, 40656636), (3, 27104424), (4, 20328318), (6, 13552212), (8, 10164159), (9, 9034808), (12, 6776106), (18, 4517404), (24, 3388053), (36, 2258702), (37, 2197656), (72, 1129351), (74, 1098828), (111, 732552), (131, 620712), (148, 549414), (222, 366276), (233, 348984), (262, 310356), (296, 274707), (333, 244184), (393, 206904), (444, 183138), (466, 174492), (524, 155178), (666, 122092), (699, 116328), (786, 103452), (888, 91569), (932, 87246), (1048, 77589), (1179, 68968), (1332, 61046), (1398, 58164), (1572, 51726), (1864, 43623), (2097, 38776), (2358, 34484), (2664, 30523), (2796, 29082), (3144, 25863), (4194, 19388), (4716, 17242), (4847, 16776), (5592, 14541), (8388, 9694), (8621, 9432)]