198104040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{550289}}^1$

素因数の和:550306

約数の個数: 48

約数和(自身を含む): 643839300

約数和(自身を除く): 445735260

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, 550289, 1100578, 1650867, 2201156, 2751445, 3301734, 4402312, 4952601, 5502890, 6603468, 8254335, 9905202, 11005780, 13206936, 16508670, 19810404, 22011560, 24763005, 33017340, 39620808, 49526010, 66034680, 99052020, 198104040]

約数ペア:

[(1, 198104040), (2, 99052020), (3, 66034680), (4, 49526010), (5, 39620808), (6, 33017340), (8, 24763005), (9, 22011560), (10, 19810404), (12, 16508670), (15, 13206936), (18, 11005780), (20, 9905202), (24, 8254335), (30, 6603468), (36, 5502890), (40, 4952601), (45, 4402312), (60, 3301734), (72, 2751445), (90, 2201156), (120, 1650867), (180, 1100578), (360, 550289)]