280725072

素因数分解:

$2^4\times 3^1\times {\mathrm{331}}^1\times {\mathrm{17669}}^1$

素因数の和:18011

約数の個数: 40

約数和(自身を含む): 727438560

約数和(自身を除く): 446713488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 331, 662, 993, 1324, 1986, 2648, 3972, 5296, 7944, 15888, 17669, 35338, 53007, 70676, 106014, 141352, 212028, 282704, 424056, 848112, 5848439, 11696878, 17545317, 23393756, 35090634, 46787512, 70181268, 93575024, 140362536, 280725072]

約数ペア:

[(1, 280725072), (2, 140362536), (3, 93575024), (4, 70181268), (6, 46787512), (8, 35090634), (12, 23393756), (16, 17545317), (24, 11696878), (48, 5848439), (331, 848112), (662, 424056), (993, 282704), (1324, 212028), (1986, 141352), (2648, 106014), (3972, 70676), (5296, 53007), (7944, 35338), (15888, 17669)]