198995040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{138191}}^1$

素因数の和:138212

約数の個数: 72

約数和(自身を含む): 679075488

約数和(自身を除く): 480080448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 138191, 276382, 414573, 552764, 690955, 829146, 1105528, 1243719, 1381910, 1658292, 2072865, 2211056, 2487438, 2763820, 3316584, 4145730, 4422112, 4974876, 5527640, 6218595, 6633168, 8291460, 9949752, 11055280, 12437190, 13266336, 16582920, 19899504, 22110560, 24874380, 33165840, 39799008, 49748760, 66331680, 99497520, 198995040]

約数ペア:

[(1, 198995040), (2, 99497520), (3, 66331680), (4, 49748760), (5, 39799008), (6, 33165840), (8, 24874380), (9, 22110560), (10, 19899504), (12, 16582920), (15, 13266336), (16, 12437190), (18, 11055280), (20, 9949752), (24, 8291460), (30, 6633168), (32, 6218595), (36, 5527640), (40, 4974876), (45, 4422112), (48, 4145730), (60, 3316584), (72, 2763820), (80, 2487438), (90, 2211056), (96, 2072865), (120, 1658292), (144, 1381910), (160, 1243719), (180, 1105528), (240, 829146), (288, 690955), (360, 552764), (480, 414573), (720, 276382), (1440, 138191)]