189115440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{787981}}^1$

素因数の和:787997

約数の個数: 40

約数和(自身を含む): 586258608

約数和(自身を除く): 397143168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 787981, 1575962, 2363943, 3151924, 3939905, 4727886, 6303848, 7879810, 9455772, 11819715, 12607696, 15759620, 18911544, 23639430, 31519240, 37823088, 47278860, 63038480, 94557720, 189115440]

約数ペア:

[(1, 189115440), (2, 94557720), (3, 63038480), (4, 47278860), (5, 37823088), (6, 31519240), (8, 23639430), (10, 18911544), (12, 15759620), (15, 12607696), (16, 11819715), (20, 9455772), (24, 7879810), (30, 6303848), (40, 4727886), (48, 3939905), (60, 3151924), (80, 2363943), (120, 1575962), (240, 787981)]