128900016

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{127877}}^1$

素因数の和:127898

約数の個数: 60

約数和(自身を含む): 412278672

約数和(自身を除く): 283378656

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, 127877, 255754, 383631, 511508, 767262, 895139, 1023016, 1150893, 1534524, 1790278, 2046032, 2301786, 2685417, 3069048, 3580556, 4603572, 5370834, 6138096, 7161112, 8056251, 9207144, 10741668, 14322224, 16112502, 18414288, 21483336, 32225004, 42966672, 64450008, 128900016]

約数ペア:

[(1, 128900016), (2, 64450008), (3, 42966672), (4, 32225004), (6, 21483336), (7, 18414288), (8, 16112502), (9, 14322224), (12, 10741668), (14, 9207144), (16, 8056251), (18, 7161112), (21, 6138096), (24, 5370834), (28, 4603572), (36, 3580556), (42, 3069048), (48, 2685417), (56, 2301786), (63, 2046032), (72, 1790278), (84, 1534524), (112, 1150893), (126, 1023016), (144, 895139), (168, 767262), (252, 511508), (336, 383631), (504, 255754), (1008, 127877)]