156913840

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{6389}}^1$

素因数の和:6709

約数の個数: 40

約数和(自身を含む): 366070320

約数和(自身を除く): 209156480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 3070, 4912, 6140, 6389, 12280, 12778, 24560, 25556, 31945, 51112, 63890, 102224, 127780, 255560, 511120, 1961423, 3922846, 7845692, 9807115, 15691384, 19614230, 31382768, 39228460, 78456920, 156913840]

約数ペア:

[(1, 156913840), (2, 78456920), (4, 39228460), (5, 31382768), (8, 19614230), (10, 15691384), (16, 9807115), (20, 7845692), (40, 3922846), (80, 1961423), (307, 511120), (614, 255560), (1228, 127780), (1535, 102224), (2456, 63890), (3070, 51112), (4912, 31945), (6140, 25556), (6389, 24560), (12280, 12778)]