156981768

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{821}}^1$

素因数の和:1118

約数の個数: 64

約数和(自身を含む): 407185920

約数和(自身を除く): 250204152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 257, 372, 514, 744, 771, 821, 1028, 1542, 1642, 2056, 2463, 3084, 3284, 4926, 6168, 6568, 7967, 9852, 15934, 19704, 23901, 25451, 31868, 47802, 50902, 63736, 76353, 95604, 101804, 152706, 191208, 203608, 210997, 305412, 421994, 610824, 632991, 843988, 1265982, 1687976, 2531964, 5063928, 6540907, 13081814, 19622721, 26163628, 39245442, 52327256, 78490884, 156981768]

約数ペア:

[(1, 156981768), (2, 78490884), (3, 52327256), (4, 39245442), (6, 26163628), (8, 19622721), (12, 13081814), (24, 6540907), (31, 5063928), (62, 2531964), (93, 1687976), (124, 1265982), (186, 843988), (248, 632991), (257, 610824), (372, 421994), (514, 305412), (744, 210997), (771, 203608), (821, 191208), (1028, 152706), (1542, 101804), (1642, 95604), (2056, 76353), (2463, 63736), (3084, 50902), (3284, 47802), (4926, 31868), (6168, 25451), (6568, 23901), (7967, 19704), (9852, 15934)]