18540120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{154501}}^1$

素因数の和:154515

約数の個数: 32

約数和(自身を含む): 55620720

約数和(自身を除く): 37080600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 154501, 309002, 463503, 618004, 772505, 927006, 1236008, 1545010, 1854012, 2317515, 3090020, 3708024, 4635030, 6180040, 9270060, 18540120]

約数ペア:

[(1, 18540120), (2, 9270060), (3, 6180040), (4, 4635030), (5, 3708024), (6, 3090020), (8, 2317515), (10, 1854012), (12, 1545010), (15, 1236008), (20, 927006), (24, 772505), (30, 618004), (40, 463503), (60, 309002), (120, 154501)]