278345808

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{5507}}^1$

素因数の和:5543

約数の個数: 120

約数和(自身を含む): 870131808

約数和(自身を除く): 591786000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 624, 648, 702, 936, 972, 1053, 1296, 1404, 1872, 1944, 2106, 2808, 3159, 3888, 4212, 5507, 5616, 6318, 8424, 11014, 12636, 16521, 16848, 22028, 25272, 33042, 44056, 49563, 50544, 66084, 71591, 88112, 99126, 132168, 143182, 148689, 198252, 214773, 264336, 286364, 297378, 396504, 429546, 446067, 572728, 594756, 644319, 793008, 859092, 892134, 1145456, 1189512, 1288638, 1338201, 1718184, 1784268, 1932957, 2379024, 2577276, 2676402, 3436368, 3568536, 3865914, 5154552, 5352804, 5798871, 7137072, 7731828, 10309104, 10705608, 11597742, 15463656, 17396613, 21411216, 23195484, 30927312, 34793226, 46390968, 69586452, 92781936, 139172904, 278345808]

約数ペア:

[(1, 278345808), (2, 139172904), (3, 92781936), (4, 69586452), (6, 46390968), (8, 34793226), (9, 30927312), (12, 23195484), (13, 21411216), (16, 17396613), (18, 15463656), (24, 11597742), (26, 10705608), (27, 10309104), (36, 7731828), (39, 7137072), (48, 5798871), (52, 5352804), (54, 5154552), (72, 3865914), (78, 3568536), (81, 3436368), (104, 2676402), (108, 2577276), (117, 2379024), (144, 1932957), (156, 1784268), (162, 1718184), (208, 1338201), (216, 1288638), (234, 1189512), (243, 1145456), (312, 892134), (324, 859092), (351, 793008), (432, 644319), (468, 594756), (486, 572728), (624, 446067), (648, 429546), (702, 396504), (936, 297378), (972, 286364), (1053, 264336), (1296, 214773), (1404, 198252), (1872, 148689), (1944, 143182), (2106, 132168), (2808, 99126), (3159, 88112), (3888, 71591), (4212, 66084), (5507, 50544), (5616, 49563), (6318, 44056), (8424, 33042), (11014, 25272), (12636, 22028), (16521, 16848)]