199917180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{370217}}^1$

素因数の和:370235

約数の個数: 48

約数和(自身を含む): 621966240

約数和(自身を除く): 422049060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 370217, 740434, 1110651, 1480868, 1851085, 2221302, 3331953, 3702170, 4442604, 5553255, 6663906, 7404340, 9995859, 11106510, 13327812, 16659765, 19991718, 22213020, 33319530, 39983436, 49979295, 66639060, 99958590, 199917180]

約数ペア:

[(1, 199917180), (2, 99958590), (3, 66639060), (4, 49979295), (5, 39983436), (6, 33319530), (9, 22213020), (10, 19991718), (12, 16659765), (15, 13327812), (18, 11106510), (20, 9995859), (27, 7404340), (30, 6663906), (36, 5553255), (45, 4442604), (54, 3702170), (60, 3331953), (90, 2221302), (108, 1851085), (135, 1480868), (180, 1110651), (270, 740434), (540, 370217)]