120827980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 314810496

約数和(自身を除く): 193982516

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 197, 260, 337, 364, 394, 455, 674, 788, 910, 985, 1348, 1379, 1685, 1820, 1970, 2359, 2561, 2758, 3370, 3940, 4381, 4718, 5122, 5516, 6740, 6895, 8762, 9436, 10244, 11795, 12805, 13790, 17524, 17927, 21905, 23590, 25610, 27580, 30667, 35854, 43810, 47180, 51220, 61334, 66389, 71708, 87620, 89635, 122668, 132778, 153335, 179270, 265556, 306670, 331945, 358540, 464723, 613340, 663890, 863057, 929446, 1327780, 1726114, 1858892, 2323615, 3452228, 4315285, 4647230, 6041399, 8630570, 9294460, 12082798, 17261140, 24165596, 30206995, 60413990, 120827980]

約数ペア:

[(1, 120827980), (2, 60413990), (4, 30206995), (5, 24165596), (7, 17261140), (10, 12082798), (13, 9294460), (14, 8630570), (20, 6041399), (26, 4647230), (28, 4315285), (35, 3452228), (52, 2323615), (65, 1858892), (70, 1726114), (91, 1327780), (130, 929446), (140, 863057), (182, 663890), (197, 613340), (260, 464723), (337, 358540), (364, 331945), (394, 306670), (455, 265556), (674, 179270), (788, 153335), (910, 132778), (985, 122668), (1348, 89635), (1379, 87620), (1685, 71708), (1820, 66389), (1970, 61334), (2359, 51220), (2561, 47180), (2758, 43810), (3370, 35854), (3940, 30667), (4381, 27580), (4718, 25610), (5122, 23590), (5516, 21905), (6740, 17927), (6895, 17524), (8762, 13790), (9436, 12805), (10244, 11795)]