30523815

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 62599680

約数和(自身を除く): 32075865

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 109, 127, 147, 245, 315, 327, 381, 441, 545, 635, 735, 763, 889, 981, 1143, 1635, 1905, 2205, 2289, 2667, 3815, 4445, 4905, 5341, 5715, 6223, 6867, 8001, 11445, 13335, 13843, 16023, 18669, 26705, 31115, 34335, 40005, 41529, 48069, 56007, 69215, 80115, 93345, 96901, 124587, 207645, 240345, 280035, 290703, 484505, 622935, 678307, 872109, 1453515, 2034921, 3391535, 4360545, 6104763, 10174605, 30523815]

約数ペア:

[(1, 30523815), (3, 10174605), (5, 6104763), (7, 4360545), (9, 3391535), (15, 2034921), (21, 1453515), (35, 872109), (45, 678307), (49, 622935), (63, 484505), (105, 290703), (109, 280035), (127, 240345), (147, 207645), (245, 124587), (315, 96901), (327, 93345), (381, 80115), (441, 69215), (545, 56007), (635, 48069), (735, 41529), (763, 40005), (889, 34335), (981, 31115), (1143, 26705), (1635, 18669), (1905, 16023), (2205, 13843), (2289, 13335), (2667, 11445), (3815, 8001), (4445, 6867), (4905, 6223), (5341, 5715)]