71847900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{823}}^1$

素因数の和:940

約数の個数: 108

約数和(自身を含む): 227801392

約数和(自身を除く): 155953492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 97, 100, 150, 180, 194, 225, 291, 300, 388, 450, 485, 582, 823, 873, 900, 970, 1164, 1455, 1646, 1746, 1940, 2425, 2469, 2910, 3292, 3492, 4115, 4365, 4850, 4938, 5820, 7275, 7407, 8230, 8730, 9700, 9876, 12345, 14550, 14814, 16460, 17460, 20575, 21825, 24690, 29100, 29628, 37035, 41150, 43650, 49380, 61725, 74070, 79831, 82300, 87300, 123450, 148140, 159662, 185175, 239493, 246900, 319324, 370350, 399155, 478986, 718479, 740700, 798310, 957972, 1197465, 1436958, 1596620, 1995775, 2394930, 2873916, 3592395, 3991550, 4789860, 5987325, 7184790, 7983100, 11974650, 14369580, 17961975, 23949300, 35923950, 71847900]

約数ペア:

[(1, 71847900), (2, 35923950), (3, 23949300), (4, 17961975), (5, 14369580), (6, 11974650), (9, 7983100), (10, 7184790), (12, 5987325), (15, 4789860), (18, 3991550), (20, 3592395), (25, 2873916), (30, 2394930), (36, 1995775), (45, 1596620), (50, 1436958), (60, 1197465), (75, 957972), (90, 798310), (97, 740700), (100, 718479), (150, 478986), (180, 399155), (194, 370350), (225, 319324), (291, 246900), (300, 239493), (388, 185175), (450, 159662), (485, 148140), (582, 123450), (823, 87300), (873, 82300), (900, 79831), (970, 74070), (1164, 61725), (1455, 49380), (1646, 43650), (1746, 41150), (1940, 37035), (2425, 29628), (2469, 29100), (2910, 24690), (3292, 21825), (3492, 20575), (4115, 17460), (4365, 16460), (4850, 14814), (4938, 14550), (5820, 12345), (7275, 9876), (7407, 9700), (8230, 8730)]