180281475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3167}}^1$

素因数の和:3217

約数の個数: 72

約数和(自身を含む): 367690752

約数和(自身を除く): 187409277

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 495, 575, 759, 825, 1035, 1265, 1725, 2277, 2475, 3167, 3795, 5175, 6325, 9501, 11385, 15835, 18975, 28503, 34837, 47505, 56925, 72841, 79175, 104511, 142515, 174185, 218523, 237525, 313533, 364205, 522555, 655569, 712575, 801251, 870925, 1092615, 1567665, 1821025, 2403753, 2612775, 3277845, 4006255, 5463075, 7211259, 7838325, 12018765, 16389225, 20031275, 36056295, 60093825, 180281475]

約数ペア:

[(1, 180281475), (3, 60093825), (5, 36056295), (9, 20031275), (11, 16389225), (15, 12018765), (23, 7838325), (25, 7211259), (33, 5463075), (45, 4006255), (55, 3277845), (69, 2612775), (75, 2403753), (99, 1821025), (115, 1567665), (165, 1092615), (207, 870925), (225, 801251), (253, 712575), (275, 655569), (345, 522555), (495, 364205), (575, 313533), (759, 237525), (825, 218523), (1035, 174185), (1265, 142515), (1725, 104511), (2277, 79175), (2475, 72841), (3167, 56925), (3795, 47505), (5175, 34837), (6325, 28503), (9501, 18975), (11385, 15835)]