30758416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 69509440

約数和(自身を除く): 38751024

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 43, 52, 76, 86, 104, 152, 172, 181, 208, 247, 304, 344, 362, 494, 559, 688, 724, 817, 988, 1118, 1448, 1634, 1976, 2236, 2353, 2896, 3268, 3439, 3952, 4472, 4706, 6536, 6878, 7783, 8944, 9412, 10621, 13072, 13756, 15566, 18824, 21242, 27512, 31132, 37648, 42484, 44707, 55024, 62264, 84968, 89414, 101179, 124528, 147877, 169936, 178828, 202358, 295754, 357656, 404716, 591508, 715312, 809432, 1183016, 1618864, 1922401, 2366032, 3844802, 7689604, 15379208, 30758416]

約数ペア:

[(1, 30758416), (2, 15379208), (4, 7689604), (8, 3844802), (13, 2366032), (16, 1922401), (19, 1618864), (26, 1183016), (38, 809432), (43, 715312), (52, 591508), (76, 404716), (86, 357656), (104, 295754), (152, 202358), (172, 178828), (181, 169936), (208, 147877), (247, 124528), (304, 101179), (344, 89414), (362, 84968), (494, 62264), (559, 55024), (688, 44707), (724, 42484), (817, 37648), (988, 31132), (1118, 27512), (1448, 21242), (1634, 18824), (1976, 15566), (2236, 13756), (2353, 13072), (2896, 10621), (3268, 9412), (3439, 8944), (3952, 7783), (4472, 6878), (4706, 6536)]