30260776

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 70519680

約数和(自身を除く): 40258904

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 197, 211, 364, 394, 422, 728, 788, 844, 1379, 1477, 1576, 1688, 2561, 2743, 2758, 2954, 5122, 5486, 5516, 5908, 10244, 10972, 11032, 11816, 17927, 19201, 20488, 21944, 35854, 38402, 41567, 71708, 76804, 83134, 143416, 153608, 166268, 290969, 332536, 540371, 581938, 1080742, 1163876, 2161484, 2327752, 3782597, 4322968, 7565194, 15130388, 30260776]

約数ペア:

[(1, 30260776), (2, 15130388), (4, 7565194), (7, 4322968), (8, 3782597), (13, 2327752), (14, 2161484), (26, 1163876), (28, 1080742), (52, 581938), (56, 540371), (91, 332536), (104, 290969), (182, 166268), (197, 153608), (211, 143416), (364, 83134), (394, 76804), (422, 71708), (728, 41567), (788, 38402), (844, 35854), (1379, 21944), (1477, 20488), (1576, 19201), (1688, 17927), (2561, 11816), (2743, 11032), (2758, 10972), (2954, 10244), (5122, 5908), (5486, 5516)]