277808284

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 560770560

約数和(自身を除く): 282962276

約数列:

[1, 2, 4, 13, 26, 29, 37, 52, 58, 74, 116, 148, 169, 338, 377, 383, 481, 676, 754, 766, 962, 1073, 1508, 1532, 1924, 2146, 4292, 4901, 4979, 6253, 9802, 9958, 11107, 12506, 13949, 14171, 19604, 19916, 22214, 25012, 27898, 28342, 44428, 55796, 56684, 64727, 129454, 144391, 181337, 184223, 258908, 288782, 362674, 368446, 410959, 577564, 725348, 736892, 821918, 1643836, 1877083, 2394899, 3754166, 4789798, 5342467, 7508332, 9579596, 10684934, 21369868, 69452071, 138904142, 277808284]

約数ペア:

[(1, 277808284), (2, 138904142), (4, 69452071), (13, 21369868), (26, 10684934), (29, 9579596), (37, 7508332), (52, 5342467), (58, 4789798), (74, 3754166), (116, 2394899), (148, 1877083), (169, 1643836), (338, 821918), (377, 736892), (383, 725348), (481, 577564), (676, 410959), (754, 368446), (766, 362674), (962, 288782), (1073, 258908), (1508, 184223), (1532, 181337), (1924, 144391), (2146, 129454), (4292, 64727), (4901, 56684), (4979, 55796), (6253, 44428), (9802, 28342), (9958, 27898), (11107, 25012), (12506, 22214), (13949, 19916), (14171, 19604)]