231609525

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 488540160

約数和(自身を除く): 256930635

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 31, 35, 49, 57, 75, 93, 95, 105, 107, 133, 147, 155, 175, 217, 245, 285, 321, 399, 465, 475, 525, 535, 589, 651, 665, 735, 749, 775, 931, 1085, 1225, 1425, 1519, 1605, 1767, 1995, 2033, 2247, 2325, 2675, 2793, 2945, 3255, 3317, 3325, 3675, 3745, 4123, 4557, 4655, 5243, 5425, 6099, 7595, 8025, 8835, 9951, 9975, 10165, 11235, 12369, 13965, 14231, 14725, 15729, 16275, 16585, 18725, 20615, 22785, 23219, 23275, 26215, 28861, 30495, 37975, 42693, 44175, 49755, 50825, 56175, 61845, 63023, 69657, 69825, 71155, 78645, 82925, 86583, 99617, 103075, 113925, 116095, 131075, 144305, 152475, 162533, 189069, 213465, 248775, 298851, 309225, 315115, 348285, 355775, 393225, 432915, 441161, 487599, 498085, 580475, 721525, 812665, 945345, 1067325, 1323483, 1494255, 1575575, 1741425, 2164575, 2205805, 2437995, 2490425, 3088127, 4063325, 4726725, 6617415, 7471275, 9264381, 11029025, 12189975, 15440635, 33087075, 46321905, 77203175, 231609525]

約数ペア:

[(1, 231609525), (3, 77203175), (5, 46321905), (7, 33087075), (15, 15440635), (19, 12189975), (21, 11029025), (25, 9264381), (31, 7471275), (35, 6617415), (49, 4726725), (57, 4063325), (75, 3088127), (93, 2490425), (95, 2437995), (105, 2205805), (107, 2164575), (133, 1741425), (147, 1575575), (155, 1494255), (175, 1323483), (217, 1067325), (245, 945345), (285, 812665), (321, 721525), (399, 580475), (465, 498085), (475, 487599), (525, 441161), (535, 432915), (589, 393225), (651, 355775), (665, 348285), (735, 315115), (749, 309225), (775, 298851), (931, 248775), (1085, 213465), (1225, 189069), (1425, 162533), (1519, 152475), (1605, 144305), (1767, 131075), (1995, 116095), (2033, 113925), (2247, 103075), (2325, 99617), (2675, 86583), (2793, 82925), (2945, 78645), (3255, 71155), (3317, 69825), (3325, 69657), (3675, 63023), (3745, 61845), (4123, 56175), (4557, 50825), (4655, 49755), (5243, 44175), (5425, 42693), (6099, 37975), (7595, 30495), (8025, 28861), (8835, 26215), (9951, 23275), (9975, 23219), (10165, 22785), (11235, 20615), (12369, 18725), (13965, 16585), (14231, 16275), (14725, 15729)]