21690360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60251}}^1$

素因数の和:60268

約数の個数: 48

約数和(自身を含む): 70494840

約数和(自身を除く): 48804480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 60251, 120502, 180753, 241004, 301255, 361506, 482008, 542259, 602510, 723012, 903765, 1084518, 1205020, 1446024, 1807530, 2169036, 2410040, 2711295, 3615060, 4338072, 5422590, 7230120, 10845180, 21690360]

約数ペア:

[(1, 21690360), (2, 10845180), (3, 7230120), (4, 5422590), (5, 4338072), (6, 3615060), (8, 2711295), (9, 2410040), (10, 2169036), (12, 1807530), (15, 1446024), (18, 1205020), (20, 1084518), (24, 903765), (30, 723012), (36, 602510), (40, 542259), (45, 482008), (60, 361506), (72, 301255), (90, 241004), (120, 180753), (180, 120502), (360, 60251)]