290274880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{129587}}^1$

素因数の和:129611

約数の個数: 56

約数和(自身を含む): 789968448

約数和(自身を除く): 499693568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 129587, 259174, 518348, 647935, 907109, 1036696, 1295870, 1814218, 2073392, 2591740, 3628436, 4146784, 4535545, 5183480, 7256872, 8293568, 9071090, 10366960, 14513744, 18142180, 20733920, 29027488, 36284360, 41467840, 58054976, 72568720, 145137440, 290274880]

約数ペア:

[(1, 290274880), (2, 145137440), (4, 72568720), (5, 58054976), (7, 41467840), (8, 36284360), (10, 29027488), (14, 20733920), (16, 18142180), (20, 14513744), (28, 10366960), (32, 9071090), (35, 8293568), (40, 7256872), (56, 5183480), (64, 4535545), (70, 4146784), (80, 3628436), (112, 2591740), (140, 2073392), (160, 1814218), (224, 1295870), (280, 1036696), (320, 907109), (448, 647935), (560, 518348), (1120, 259174), (2240, 129587)]