7857030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 20113920

約数和(自身を除く): 12256890

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 59, 69, 115, 118, 138, 177, 193, 230, 295, 345, 354, 386, 579, 590, 690, 885, 965, 1158, 1357, 1770, 1930, 2714, 2895, 4071, 4439, 5790, 6785, 8142, 8878, 11387, 13317, 13570, 20355, 22195, 22774, 26634, 34161, 40710, 44390, 56935, 66585, 68322, 113870, 133170, 170805, 261901, 341610, 523802, 785703, 1309505, 1571406, 2619010, 3928515, 7857030]

約数ペア:

[(1, 7857030), (2, 3928515), (3, 2619010), (5, 1571406), (6, 1309505), (10, 785703), (15, 523802), (23, 341610), (30, 261901), (46, 170805), (59, 133170), (69, 113870), (115, 68322), (118, 66585), (138, 56935), (177, 44390), (193, 40710), (230, 34161), (295, 26634), (345, 22774), (354, 22195), (386, 20355), (579, 13570), (590, 13317), (690, 11387), (885, 8878), (965, 8142), (1158, 6785), (1357, 5790), (1770, 4439), (1930, 4071), (2714, 2895)]