15696686982520

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{6911}}^1\times {\mathrm{134873}}^1$

素因数の和:142216

約数の個数: 64

約数和(自身を含む): 35406820362240

約数和(自身を除く): 19710133379720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 6911, 8420, 13822, 16840, 27644, 34555, 55288, 69110, 134873, 138220, 269746, 276440, 539492, 674365, 1078984, 1348730, 2697460, 2909531, 5394920, 5819062, 11638124, 14547655, 23276248, 29095310, 56781533, 58190620, 113563066, 116381240, 227126132, 283907665, 454252264, 567815330, 932107303, 1135630660, 1864214606, 2271261320, 3728429212, 4660536515, 7456858424, 9321073030, 18642146060, 37284292120, 392417174563, 784834349126, 1569668698252, 1962085872815, 3139337396504, 3924171745630, 7848343491260, 15696686982520]

約数ペア:

[(1, 15696686982520), (2, 7848343491260), (4, 3924171745630), (5, 3139337396504), (8, 1962085872815), (10, 1569668698252), (20, 784834349126), (40, 392417174563), (421, 37284292120), (842, 18642146060), (1684, 9321073030), (2105, 7456858424), (3368, 4660536515), (4210, 3728429212), (6911, 2271261320), (8420, 1864214606), (13822, 1135630660), (16840, 932107303), (27644, 567815330), (34555, 454252264), (55288, 283907665), (69110, 227126132), (134873, 116381240), (138220, 113563066), (269746, 58190620), (276440, 56781533), (539492, 29095310), (674365, 23276248), (1078984, 14547655), (1348730, 11638124), (2697460, 5819062), (2909531, 5394920)]