457140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 1350720

約数和(自身を除く): 893580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 401, 570, 802, 1140, 1203, 1604, 2005, 2406, 4010, 4812, 6015, 7619, 8020, 12030, 15238, 22857, 24060, 30476, 38095, 45714, 76190, 91428, 114285, 152380, 228570, 457140]

約数ペア:

[(1, 457140), (2, 228570), (3, 152380), (4, 114285), (5, 91428), (6, 76190), (10, 45714), (12, 38095), (15, 30476), (19, 24060), (20, 22857), (30, 15238), (38, 12030), (57, 8020), (60, 7619), (76, 6015), (95, 4812), (114, 4010), (190, 2406), (228, 2005), (285, 1604), (380, 1203), (401, 1140), (570, 802)]