391472280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1087423}}^1$

素因数の和:1087440

約数の個数: 48

約数和(自身を含む): 1272286080

約数和(自身を除く): 880813800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1087423, 2174846, 3262269, 4349692, 5437115, 6524538, 8699384, 9786807, 10874230, 13049076, 16311345, 19573614, 21748460, 26098152, 32622690, 39147228, 43496920, 48934035, 65245380, 78294456, 97868070, 130490760, 195736140, 391472280]

約数ペア:

[(1, 391472280), (2, 195736140), (3, 130490760), (4, 97868070), (5, 78294456), (6, 65245380), (8, 48934035), (9, 43496920), (10, 39147228), (12, 32622690), (15, 26098152), (18, 21748460), (20, 19573614), (24, 16311345), (30, 13049076), (36, 10874230), (40, 9786807), (45, 8699384), (60, 6524538), (72, 5437115), (90, 4349692), (120, 3262269), (180, 2174846), (360, 1087423)]