171770560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:450

約数の個数: 112

約数和(自身を含む): 444983616

約数和(自身を除く): 273213056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 157, 160, 208, 260, 263, 314, 320, 416, 520, 526, 628, 785, 832, 1040, 1052, 1256, 1315, 1570, 2041, 2080, 2104, 2512, 2630, 3140, 3419, 4082, 4160, 4208, 5024, 5260, 6280, 6838, 8164, 8416, 10048, 10205, 10520, 12560, 13676, 16328, 16832, 17095, 20410, 21040, 25120, 27352, 32656, 34190, 40820, 41291, 42080, 50240, 54704, 65312, 68380, 81640, 82582, 84160, 109408, 130624, 136760, 163280, 165164, 206455, 218816, 273520, 326560, 330328, 412910, 536783, 547040, 653120, 660656, 825820, 1073566, 1094080, 1321312, 1651640, 2147132, 2642624, 2683915, 3303280, 4294264, 5367830, 6606560, 8588528, 10735660, 13213120, 17177056, 21471320, 34354112, 42942640, 85885280, 171770560]

約数ペア:

[(1, 171770560), (2, 85885280), (4, 42942640), (5, 34354112), (8, 21471320), (10, 17177056), (13, 13213120), (16, 10735660), (20, 8588528), (26, 6606560), (32, 5367830), (40, 4294264), (52, 3303280), (64, 2683915), (65, 2642624), (80, 2147132), (104, 1651640), (130, 1321312), (157, 1094080), (160, 1073566), (208, 825820), (260, 660656), (263, 653120), (314, 547040), (320, 536783), (416, 412910), (520, 330328), (526, 326560), (628, 273520), (785, 218816), (832, 206455), (1040, 165164), (1052, 163280), (1256, 136760), (1315, 130624), (1570, 109408), (2041, 84160), (2080, 82582), (2104, 81640), (2512, 68380), (2630, 65312), (3140, 54704), (3419, 50240), (4082, 42080), (4160, 41291), (4208, 40820), (5024, 34190), (5260, 32656), (6280, 27352), (6838, 25120), (8164, 21040), (8416, 20410), (10048, 17095), (10205, 16832), (10520, 16328), (12560, 13676)]