278843287984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1\times {\mathrm{23857}}^1$

素因数の和:24422

約数の個数: 80

約数和(自身を含む): 579264987168

約数和(自身を除く): 300421699184

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 97, 136, 194, 272, 388, 443, 776, 886, 1552, 1649, 1772, 3298, 3544, 6596, 7088, 7531, 13192, 15062, 23857, 26384, 30124, 42971, 47714, 60248, 85942, 95428, 120496, 171884, 190856, 343768, 381712, 405569, 687536, 730507, 811138, 1461014, 1622276, 2314129, 2922028, 3244552, 4628258, 5844056, 6489104, 9256516, 10568651, 11688112, 18513032, 21137302, 37026064, 39340193, 42274604, 78680386, 84549208, 157360772, 169098416, 179667067, 314721544, 359334134, 629443088, 718668268, 1025159147, 1437336536, 2050318294, 2874673072, 4100636588, 8201273176, 16402546352, 17427705499, 34855410998, 69710821996, 139421643992, 278843287984]

約数ペア:

[(1, 278843287984), (2, 139421643992), (4, 69710821996), (8, 34855410998), (16, 17427705499), (17, 16402546352), (34, 8201273176), (68, 4100636588), (97, 2874673072), (136, 2050318294), (194, 1437336536), (272, 1025159147), (388, 718668268), (443, 629443088), (776, 359334134), (886, 314721544), (1552, 179667067), (1649, 169098416), (1772, 157360772), (3298, 84549208), (3544, 78680386), (6596, 42274604), (7088, 39340193), (7531, 37026064), (13192, 21137302), (15062, 18513032), (23857, 11688112), (26384, 10568651), (30124, 9256516), (42971, 6489104), (47714, 5844056), (60248, 4628258), (85942, 3244552), (95428, 2922028), (120496, 2314129), (171884, 1622276), (190856, 1461014), (343768, 811138), (381712, 730507), (405569, 687536)]