315378540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{28723}}^1$

素因数の和:28799

約数の個数: 72

約数和(自身を含む): 972364848

約数和(自身を除く): 656986308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 28723, 57446, 86169, 114892, 143615, 172338, 258507, 287230, 344676, 430845, 517014, 574460, 861690, 1034028, 1292535, 1723380, 1752103, 2585070, 3504206, 5170140, 5256309, 7008412, 8760515, 10512618, 15768927, 17521030, 21025236, 26281545, 31537854, 35042060, 52563090, 63075708, 78844635, 105126180, 157689270, 315378540]

約数ペア:

[(1, 315378540), (2, 157689270), (3, 105126180), (4, 78844635), (5, 63075708), (6, 52563090), (9, 35042060), (10, 31537854), (12, 26281545), (15, 21025236), (18, 17521030), (20, 15768927), (30, 10512618), (36, 8760515), (45, 7008412), (60, 5256309), (61, 5170140), (90, 3504206), (122, 2585070), (180, 1752103), (183, 1723380), (244, 1292535), (305, 1034028), (366, 861690), (549, 574460), (610, 517014), (732, 430845), (915, 344676), (1098, 287230), (1220, 258507), (1830, 172338), (2196, 143615), (2745, 114892), (3660, 86169), (5490, 57446), (10980, 28723)]