131367520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:660

約数の個数: 96

約数和(自身を含む): 331430400

約数和(自身を除く): 200062880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 79, 80, 95, 152, 158, 160, 190, 304, 316, 380, 395, 547, 608, 632, 760, 790, 1094, 1264, 1501, 1520, 1580, 2188, 2528, 2735, 3002, 3040, 3160, 4376, 5470, 6004, 6320, 7505, 8752, 10393, 10940, 12008, 12640, 15010, 17504, 20786, 21880, 24016, 30020, 41572, 43213, 43760, 48032, 51965, 60040, 83144, 86426, 87520, 103930, 120080, 166288, 172852, 207860, 216065, 240160, 332576, 345704, 415720, 432130, 691408, 821047, 831440, 864260, 1382816, 1642094, 1662880, 1728520, 3284188, 3457040, 4105235, 6568376, 6914080, 8210470, 13136752, 16420940, 26273504, 32841880, 65683760, 131367520]

約数ペア:

[(1, 131367520), (2, 65683760), (4, 32841880), (5, 26273504), (8, 16420940), (10, 13136752), (16, 8210470), (19, 6914080), (20, 6568376), (32, 4105235), (38, 3457040), (40, 3284188), (76, 1728520), (79, 1662880), (80, 1642094), (95, 1382816), (152, 864260), (158, 831440), (160, 821047), (190, 691408), (304, 432130), (316, 415720), (380, 345704), (395, 332576), (547, 240160), (608, 216065), (632, 207860), (760, 172852), (790, 166288), (1094, 120080), (1264, 103930), (1501, 87520), (1520, 86426), (1580, 83144), (2188, 60040), (2528, 51965), (2735, 48032), (3002, 43760), (3040, 43213), (3160, 41572), (4376, 30020), (5470, 24016), (6004, 21880), (6320, 20786), (7505, 17504), (8752, 15010), (10393, 12640), (10940, 12008)]