79980720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{333253}}^1$

素因数の和:333269

約数の個数: 40

約数和(自身を含む): 247940976

約数和(自身を除く): 167960256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 333253, 666506, 999759, 1333012, 1666265, 1999518, 2666024, 3332530, 3999036, 4998795, 5332048, 6665060, 7998072, 9997590, 13330120, 15996144, 19995180, 26660240, 39990360, 79980720]

約数ペア:

[(1, 79980720), (2, 39990360), (3, 26660240), (4, 19995180), (5, 15996144), (6, 13330120), (8, 9997590), (10, 7998072), (12, 6665060), (15, 5332048), (16, 4998795), (20, 3999036), (24, 3332530), (30, 2666024), (40, 1999518), (48, 1666265), (60, 1333012), (80, 999759), (120, 666506), (240, 333253)]