266763796

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 542324160

約数和(自身を除く): 275560364

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 139, 167, 169, 221, 278, 334, 338, 442, 556, 668, 676, 884, 1807, 2171, 2363, 2839, 2873, 3614, 4342, 4726, 5678, 5746, 7228, 8684, 9452, 11356, 11492, 23213, 23491, 28223, 30719, 36907, 46426, 46982, 56446, 61438, 73814, 92852, 93964, 112892, 122876, 147628, 301769, 394621, 399347, 479791, 603538, 789242, 798694, 959582, 1207076, 1578484, 1597388, 1919164, 3922997, 5130073, 7845994, 10260146, 15691988, 20520292, 66690949, 133381898, 266763796]

約数ペア:

[(1, 266763796), (2, 133381898), (4, 66690949), (13, 20520292), (17, 15691988), (26, 10260146), (34, 7845994), (52, 5130073), (68, 3922997), (139, 1919164), (167, 1597388), (169, 1578484), (221, 1207076), (278, 959582), (334, 798694), (338, 789242), (442, 603538), (556, 479791), (668, 399347), (676, 394621), (884, 301769), (1807, 147628), (2171, 122876), (2363, 112892), (2839, 93964), (2873, 92852), (3614, 73814), (4342, 61438), (4726, 56446), (5678, 46982), (5746, 46426), (7228, 36907), (8684, 30719), (9452, 28223), (11356, 23491), (11492, 23213)]