1891260720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2626751}}^1$

素因数の和:2626770

約数の個数: 60

約数和(自身を含む): 6351486336

約数和(自身を除く): 4460225616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2626751, 5253502, 7880253, 10507004, 13133755, 15760506, 21014008, 23640759, 26267510, 31521012, 39401265, 42028016, 47281518, 52535020, 63042024, 78802530, 94563036, 105070040, 118203795, 126084048, 157605060, 189126072, 210140080, 236407590, 315210120, 378252144, 472815180, 630420240, 945630360, 1891260720]

約数ペア:

[(1, 1891260720), (2, 945630360), (3, 630420240), (4, 472815180), (5, 378252144), (6, 315210120), (8, 236407590), (9, 210140080), (10, 189126072), (12, 157605060), (15, 126084048), (16, 118203795), (18, 105070040), (20, 94563036), (24, 78802530), (30, 63042024), (36, 52535020), (40, 47281518), (45, 42028016), (48, 39401265), (60, 31521012), (72, 26267510), (80, 23640759), (90, 21014008), (120, 15760506), (144, 13133755), (180, 10507004), (240, 7880253), (360, 5253502), (720, 2626751)]