30870728

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 69603840

約数和(自身を除く): 38733112

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 47, 56, 74, 94, 148, 188, 259, 296, 317, 329, 376, 518, 634, 658, 1036, 1268, 1316, 1739, 2072, 2219, 2536, 2632, 3478, 4438, 6956, 8876, 11729, 12173, 13912, 14899, 17752, 23458, 24346, 29798, 46916, 48692, 59596, 82103, 93832, 97384, 104293, 119192, 164206, 208586, 328412, 417172, 551263, 656824, 834344, 1102526, 2205052, 3858841, 4410104, 7717682, 15435364, 30870728]

約数ペア:

[(1, 30870728), (2, 15435364), (4, 7717682), (7, 4410104), (8, 3858841), (14, 2205052), (28, 1102526), (37, 834344), (47, 656824), (56, 551263), (74, 417172), (94, 328412), (148, 208586), (188, 164206), (259, 119192), (296, 104293), (317, 97384), (329, 93832), (376, 82103), (518, 59596), (634, 48692), (658, 46916), (1036, 29798), (1268, 24346), (1316, 23458), (1739, 17752), (2072, 14899), (2219, 13912), (2536, 12173), (2632, 11729), (3478, 8876), (4438, 6956)]