890246880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{618227}}^1$

素因数の和:618248

約数の個数: 72

約数和(自身を含む): 3037972392

約数和(自身を除く): 2147725512

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, 618227, 1236454, 1854681, 2472908, 3091135, 3709362, 4945816, 5564043, 6182270, 7418724, 9273405, 9891632, 11128086, 12364540, 14837448, 18546810, 19783264, 22256172, 24729080, 27820215, 29674896, 37093620, 44512344, 49458160, 55640430, 59349792, 74187240, 89024688, 98916320, 111280860, 148374480, 178049376, 222561720, 296748960, 445123440, 890246880]

約数ペア:

[(1, 890246880), (2, 445123440), (3, 296748960), (4, 222561720), (5, 178049376), (6, 148374480), (8, 111280860), (9, 98916320), (10, 89024688), (12, 74187240), (15, 59349792), (16, 55640430), (18, 49458160), (20, 44512344), (24, 37093620), (30, 29674896), (32, 27820215), (36, 24729080), (40, 22256172), (45, 19783264), (48, 18546810), (60, 14837448), (72, 12364540), (80, 11128086), (90, 9891632), (96, 9273405), (120, 7418724), (144, 6182270), (160, 5564043), (180, 4945816), (240, 3709362), (288, 3091135), (360, 2472908), (480, 1854681), (720, 1236454), (1440, 618227)]