180569510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{1889}}^1$

素因数の和:1997

約数の個数: 48

約数和(自身を含む): 361972800

約数和(自身を除く): 181403290

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 121, 158, 242, 395, 605, 790, 869, 1210, 1738, 1889, 3778, 4345, 8690, 9445, 9559, 18890, 19118, 20779, 41558, 47795, 95590, 103895, 149231, 207790, 228569, 298462, 457138, 746155, 1142845, 1492310, 1641541, 2285690, 3283082, 8207705, 16415410, 18056951, 36113902, 90284755, 180569510]

約数ペア:

[(1, 180569510), (2, 90284755), (5, 36113902), (10, 18056951), (11, 16415410), (22, 8207705), (55, 3283082), (79, 2285690), (110, 1641541), (121, 1492310), (158, 1142845), (242, 746155), (395, 457138), (605, 298462), (790, 228569), (869, 207790), (1210, 149231), (1738, 103895), (1889, 95590), (3778, 47795), (4345, 41558), (8690, 20779), (9445, 19118), (9559, 18890)]