128155984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 283981824

約数和(自身を除く): 155825840

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 83, 88, 124, 166, 176, 248, 283, 332, 341, 496, 566, 664, 682, 913, 1132, 1328, 1364, 1826, 2264, 2573, 2728, 3113, 3652, 4528, 5146, 5456, 6226, 7304, 8773, 10292, 12452, 14608, 17546, 20584, 23489, 24904, 28303, 35092, 41168, 46978, 49808, 56606, 70184, 93956, 96503, 113212, 140368, 187912, 193006, 226424, 258379, 375824, 386012, 452848, 516758, 728159, 772024, 1033516, 1456318, 1544048, 2067032, 2912636, 4134064, 5825272, 8009749, 11650544, 16019498, 32038996, 64077992, 128155984]

約数ペア:

[(1, 128155984), (2, 64077992), (4, 32038996), (8, 16019498), (11, 11650544), (16, 8009749), (22, 5825272), (31, 4134064), (44, 2912636), (62, 2067032), (83, 1544048), (88, 1456318), (124, 1033516), (166, 772024), (176, 728159), (248, 516758), (283, 452848), (332, 386012), (341, 375824), (496, 258379), (566, 226424), (664, 193006), (682, 187912), (913, 140368), (1132, 113212), (1328, 96503), (1364, 93956), (1826, 70184), (2264, 56606), (2573, 49808), (2728, 46978), (3113, 41168), (3652, 35092), (4528, 28303), (5146, 24904), (5456, 23489), (6226, 20584), (7304, 17546), (8773, 14608), (10292, 12452)]