68210370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{983}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 182787840

約数和(自身を除く): 114577470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 257, 270, 514, 771, 983, 1285, 1542, 1966, 2313, 2570, 2949, 3855, 4626, 4915, 5898, 6939, 7710, 8847, 9830, 11565, 13878, 14745, 17694, 23130, 26541, 29490, 34695, 44235, 53082, 69390, 88470, 132705, 252631, 265410, 505262, 757893, 1263155, 1515786, 2273679, 2526310, 3789465, 4547358, 6821037, 7578930, 11368395, 13642074, 22736790, 34105185, 68210370]

約数ペア:

[(1, 68210370), (2, 34105185), (3, 22736790), (5, 13642074), (6, 11368395), (9, 7578930), (10, 6821037), (15, 4547358), (18, 3789465), (27, 2526310), (30, 2273679), (45, 1515786), (54, 1263155), (90, 757893), (135, 505262), (257, 265410), (270, 252631), (514, 132705), (771, 88470), (983, 69390), (1285, 53082), (1542, 44235), (1966, 34695), (2313, 29490), (2570, 26541), (2949, 23130), (3855, 17694), (4626, 14745), (4915, 13878), (5898, 11565), (6939, 9830), (7710, 8847)]