397374480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{551909}}^1$

素因数の和:551928

約数の個数: 60

約数和(自身を含む): 1334518380

約数和(自身を除く): 937143900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 551909, 1103818, 1655727, 2207636, 2759545, 3311454, 4415272, 4967181, 5519090, 6622908, 8278635, 8830544, 9934362, 11038180, 13245816, 16557270, 19868724, 22076360, 24835905, 26491632, 33114540, 39737448, 44152720, 49671810, 66229080, 79474896, 99343620, 132458160, 198687240, 397374480]

約数ペア:

[(1, 397374480), (2, 198687240), (3, 132458160), (4, 99343620), (5, 79474896), (6, 66229080), (8, 49671810), (9, 44152720), (10, 39737448), (12, 33114540), (15, 26491632), (16, 24835905), (18, 22076360), (20, 19868724), (24, 16557270), (30, 13245816), (36, 11038180), (40, 9934362), (45, 8830544), (48, 8278635), (60, 6622908), (72, 5519090), (80, 4967181), (90, 4415272), (120, 3311454), (144, 2759545), (180, 2207636), (240, 1655727), (360, 1103818), (720, 551909)]