199800840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1665007}}^1$

素因数の和:1665021

約数の個数: 32

約数和(自身を含む): 599402880

約数和(自身を除く): 399602040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1665007, 3330014, 4995021, 6660028, 8325035, 9990042, 13320056, 16650070, 19980084, 24975105, 33300140, 39960168, 49950210, 66600280, 99900420, 199800840]

約数ペア:

[(1, 199800840), (2, 99900420), (3, 66600280), (4, 49950210), (5, 39960168), (6, 33300140), (8, 24975105), (10, 19980084), (12, 16650070), (15, 13320056), (20, 9990042), (24, 8325035), (30, 6660028), (40, 4995021), (60, 3330014), (120, 1665007)]