29681820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23557}}^1$

素因数の和:23579

約数の個数: 72

約数和(自身を含む): 102901344

約数和(自身を除く): 73219524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 23557, 47114, 70671, 94228, 117785, 141342, 164899, 212013, 235570, 282684, 329798, 353355, 424026, 471140, 494697, 659596, 706710, 824495, 848052, 989394, 1060065, 1413420, 1484091, 1648990, 1978788, 2120130, 2473485, 2968182, 3297980, 4240260, 4946970, 5936364, 7420455, 9893940, 14840910, 29681820]

約数ペア:

[(1, 29681820), (2, 14840910), (3, 9893940), (4, 7420455), (5, 5936364), (6, 4946970), (7, 4240260), (9, 3297980), (10, 2968182), (12, 2473485), (14, 2120130), (15, 1978788), (18, 1648990), (20, 1484091), (21, 1413420), (28, 1060065), (30, 989394), (35, 848052), (36, 824495), (42, 706710), (45, 659596), (60, 494697), (63, 471140), (70, 424026), (84, 353355), (90, 329798), (105, 282684), (126, 235570), (140, 212013), (180, 164899), (210, 141342), (252, 117785), (315, 94228), (420, 70671), (630, 47114), (1260, 23557)]