30139510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 60419520

約数和(自身を除く): 30280010

約数列:

[1, 2, 5, 10, 19, 38, 41, 53, 73, 82, 95, 106, 146, 190, 205, 265, 365, 410, 530, 730, 779, 1007, 1387, 1558, 2014, 2173, 2774, 2993, 3869, 3895, 4346, 5035, 5986, 6935, 7738, 7790, 10070, 10865, 13870, 14965, 19345, 21730, 29930, 38690, 41287, 56867, 73511, 82574, 113734, 147022, 158629, 206435, 284335, 317258, 367555, 412870, 568670, 735110, 793145, 1586290, 3013951, 6027902, 15069755, 30139510]

約数ペア:

[(1, 30139510), (2, 15069755), (5, 6027902), (10, 3013951), (19, 1586290), (38, 793145), (41, 735110), (53, 568670), (73, 412870), (82, 367555), (95, 317258), (106, 284335), (146, 206435), (190, 158629), (205, 147022), (265, 113734), (365, 82574), (410, 73511), (530, 56867), (730, 41287), (779, 38690), (1007, 29930), (1387, 21730), (1558, 19345), (2014, 14965), (2173, 13870), (2774, 10865), (2993, 10070), (3869, 7790), (3895, 7738), (4346, 6935), (5035, 5986)]