127178864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 267125760

約数和(自身を除く): 139946896

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 67, 86, 89, 124, 134, 172, 178, 248, 268, 344, 356, 496, 536, 688, 712, 1072, 1333, 1424, 2077, 2666, 2759, 2881, 3827, 4154, 5332, 5518, 5762, 5963, 7654, 8308, 10664, 11036, 11524, 11926, 15308, 16616, 21328, 22072, 23048, 23852, 30616, 33232, 44144, 46096, 47704, 61232, 89311, 95408, 118637, 178622, 184853, 237274, 256409, 357244, 369706, 474548, 512818, 714488, 739412, 949096, 1025636, 1428976, 1478824, 1898192, 2051272, 2957648, 4102544, 7948679, 15897358, 31794716, 63589432, 127178864]

約数ペア:

[(1, 127178864), (2, 63589432), (4, 31794716), (8, 15897358), (16, 7948679), (31, 4102544), (43, 2957648), (62, 2051272), (67, 1898192), (86, 1478824), (89, 1428976), (124, 1025636), (134, 949096), (172, 739412), (178, 714488), (248, 512818), (268, 474548), (344, 369706), (356, 357244), (496, 256409), (536, 237274), (688, 184853), (712, 178622), (1072, 118637), (1333, 95408), (1424, 89311), (2077, 61232), (2666, 47704), (2759, 46096), (2881, 44144), (3827, 33232), (4154, 30616), (5332, 23852), (5518, 23048), (5762, 22072), (5963, 21328), (7654, 16616), (8308, 15308), (10664, 11926), (11036, 11524)]