81777120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{170369}}^1$

素因数の和:170387

約数の個数: 48

約数和(自身を含む): 257599440

約数和(自身を除く): 175822320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 170369, 340738, 511107, 681476, 851845, 1022214, 1362952, 1703690, 2044428, 2555535, 2725904, 3407380, 4088856, 5111070, 5451808, 6814760, 8177712, 10222140, 13629520, 16355424, 20444280, 27259040, 40888560, 81777120]

約数ペア:

[(1, 81777120), (2, 40888560), (3, 27259040), (4, 20444280), (5, 16355424), (6, 13629520), (8, 10222140), (10, 8177712), (12, 6814760), (15, 5451808), (16, 5111070), (20, 4088856), (24, 3407380), (30, 2725904), (32, 2555535), (40, 2044428), (48, 1703690), (60, 1362952), (80, 1022214), (96, 851845), (120, 681476), (160, 511107), (240, 340738), (480, 170369)]