280110240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{194521}}^1$

素因数の和:194542

約数の個数: 72

約数和(自身を含む): 955881108

約数和(自身を除く): 675770868

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, 194521, 389042, 583563, 778084, 972605, 1167126, 1556168, 1750689, 1945210, 2334252, 2917815, 3112336, 3501378, 3890420, 4668504, 5835630, 6224672, 7002756, 7780840, 8753445, 9337008, 11671260, 14005512, 15561680, 17506890, 18674016, 23342520, 28011024, 31123360, 35013780, 46685040, 56022048, 70027560, 93370080, 140055120, 280110240]

約数ペア:

[(1, 280110240), (2, 140055120), (3, 93370080), (4, 70027560), (5, 56022048), (6, 46685040), (8, 35013780), (9, 31123360), (10, 28011024), (12, 23342520), (15, 18674016), (16, 17506890), (18, 15561680), (20, 14005512), (24, 11671260), (30, 9337008), (32, 8753445), (36, 7780840), (40, 7002756), (45, 6224672), (48, 5835630), (60, 4668504), (72, 3890420), (80, 3501378), (90, 3112336), (96, 2917815), (120, 2334252), (144, 1945210), (160, 1750689), (180, 1556168), (240, 1167126), (288, 972605), (360, 778084), (480, 583563), (720, 389042), (1440, 194521)]