28636440480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19886417}}^1$

素因数の和:19886438

約数の個数: 72

約数和(自身を含む): 97721858052

約数和(自身を除く): 69085417572

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 19886417, 39772834, 59659251, 79545668, 99432085, 119318502, 159091336, 178977753, 198864170, 238637004, 298296255, 318182672, 357955506, 397728340, 477274008, 596592510, 636365344, 715911012, 795456680, 894888765, 954548016, 1193185020, 1431822024, 1590913360, 1789777530, 1909096032, 2386370040, 2863644048, 3181826720, 3579555060, 4772740080, 5727288096, 7159110120, 9545480160, 14318220240, 28636440480]

約数ペア:

[(1, 28636440480), (2, 14318220240), (3, 9545480160), (4, 7159110120), (5, 5727288096), (6, 4772740080), (8, 3579555060), (9, 3181826720), (10, 2863644048), (12, 2386370040), (15, 1909096032), (16, 1789777530), (18, 1590913360), (20, 1431822024), (24, 1193185020), (30, 954548016), (32, 894888765), (36, 795456680), (40, 715911012), (45, 636365344), (48, 596592510), (60, 477274008), (72, 397728340), (80, 357955506), (90, 318182672), (96, 298296255), (120, 238637004), (144, 198864170), (160, 178977753), (180, 159091336), (240, 119318502), (288, 99432085), (360, 79545668), (480, 59659251), (720, 39772834), (1440, 19886417)]