161970516

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:435

約数の個数: 120

約数和(自身を含む): 452501280

約数和(自身を除く): 290530764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 83, 108, 114, 162, 166, 171, 228, 249, 317, 324, 332, 342, 498, 513, 634, 684, 747, 951, 996, 1026, 1268, 1494, 1539, 1577, 1902, 2052, 2241, 2853, 2988, 3078, 3154, 3804, 4482, 4731, 5706, 6023, 6156, 6308, 6723, 8559, 8964, 9462, 11412, 12046, 13446, 14193, 17118, 18069, 18924, 24092, 25677, 26311, 26892, 28386, 34236, 36138, 42579, 51354, 52622, 54207, 56772, 72276, 78933, 85158, 102708, 105244, 108414, 127737, 157866, 162621, 170316, 216828, 236799, 255474, 315732, 325242, 473598, 487863, 499909, 510948, 650484, 710397, 947196, 975726, 999818, 1420794, 1499727, 1951452, 1999636, 2131191, 2841588, 2999454, 4262382, 4499181, 5998908, 8524764, 8998362, 13497543, 17996724, 26995086, 40492629, 53990172, 80985258, 161970516]

約数ペア:

[(1, 161970516), (2, 80985258), (3, 53990172), (4, 40492629), (6, 26995086), (9, 17996724), (12, 13497543), (18, 8998362), (19, 8524764), (27, 5998908), (36, 4499181), (38, 4262382), (54, 2999454), (57, 2841588), (76, 2131191), (81, 1999636), (83, 1951452), (108, 1499727), (114, 1420794), (162, 999818), (166, 975726), (171, 947196), (228, 710397), (249, 650484), (317, 510948), (324, 499909), (332, 487863), (342, 473598), (498, 325242), (513, 315732), (634, 255474), (684, 236799), (747, 216828), (951, 170316), (996, 162621), (1026, 157866), (1268, 127737), (1494, 108414), (1539, 105244), (1577, 102708), (1902, 85158), (2052, 78933), (2241, 72276), (2853, 56772), (2988, 54207), (3078, 52622), (3154, 51354), (3804, 42579), (4482, 36138), (4731, 34236), (5706, 28386), (6023, 26892), (6156, 26311), (6308, 25677), (6723, 24092), (8559, 18924), (8964, 18069), (9462, 17118), (11412, 14193), (12046, 13446)]