128339568

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{127321}}^1$

素因数の和:127342

約数の個数: 60

約数和(自身を含む): 410486128

約数和(自身を除く): 282146560

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 127321, 254642, 381963, 509284, 763926, 891247, 1018568, 1145889, 1527852, 1782494, 2037136, 2291778, 2673741, 3055704, 3564988, 4583556, 5347482, 6111408, 7129976, 8021223, 9167112, 10694964, 14259952, 16042446, 18334224, 21389928, 32084892, 42779856, 64169784, 128339568]

約数ペア:

[(1, 128339568), (2, 64169784), (3, 42779856), (4, 32084892), (6, 21389928), (7, 18334224), (8, 16042446), (9, 14259952), (12, 10694964), (14, 9167112), (16, 8021223), (18, 7129976), (21, 6111408), (24, 5347482), (28, 4583556), (36, 3564988), (42, 3055704), (48, 2673741), (56, 2291778), (63, 2037136), (72, 1782494), (84, 1527852), (112, 1145889), (126, 1018568), (144, 891247), (168, 763926), (252, 509284), (336, 381963), (504, 254642), (1008, 127321)]