280122240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{145897}}^1$

素因数の和:145919

約数の個数: 64

約数和(自身を含む): 892895760

約数和(自身を除く): 612773520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 145897, 291794, 437691, 583588, 729485, 875382, 1167176, 1458970, 1750764, 2188455, 2334352, 2917940, 3501528, 4376910, 4668704, 5835880, 7003056, 8753820, 9337408, 11671760, 14006112, 17507640, 18674816, 23343520, 28012224, 35015280, 46687040, 56024448, 70030560, 93374080, 140061120, 280122240]

約数ペア:

[(1, 280122240), (2, 140061120), (3, 93374080), (4, 70030560), (5, 56024448), (6, 46687040), (8, 35015280), (10, 28012224), (12, 23343520), (15, 18674816), (16, 17507640), (20, 14006112), (24, 11671760), (30, 9337408), (32, 8753820), (40, 7003056), (48, 5835880), (60, 4668704), (64, 4376910), (80, 3501528), (96, 2917940), (120, 2334352), (128, 2188455), (160, 1750764), (192, 1458970), (240, 1167176), (320, 875382), (384, 729485), (480, 583588), (640, 437691), (960, 291794), (1920, 145897)]