211484420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{5227}}^1$

素因数の和:5277

約数の個数: 72

約数和(自身を含む): 539278656

約数和(自身を除く): 327794236

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 289, 340, 476, 578, 595, 1156, 1190, 1445, 2023, 2380, 2890, 4046, 5227, 5780, 8092, 10115, 10454, 20230, 20908, 26135, 36589, 40460, 52270, 73178, 88859, 104540, 146356, 177718, 182945, 355436, 365890, 444295, 622013, 731780, 888590, 1244026, 1510603, 1777180, 2488052, 3021206, 3110065, 6042412, 6220130, 7553015, 10574221, 12440260, 15106030, 21148442, 30212060, 42296884, 52871105, 105742210, 211484420]

約数ペア:

[(1, 211484420), (2, 105742210), (4, 52871105), (5, 42296884), (7, 30212060), (10, 21148442), (14, 15106030), (17, 12440260), (20, 10574221), (28, 7553015), (34, 6220130), (35, 6042412), (68, 3110065), (70, 3021206), (85, 2488052), (119, 1777180), (140, 1510603), (170, 1244026), (238, 888590), (289, 731780), (340, 622013), (476, 444295), (578, 365890), (595, 355436), (1156, 182945), (1190, 177718), (1445, 146356), (2023, 104540), (2380, 88859), (2890, 73178), (4046, 52270), (5227, 40460), (5780, 36589), (8092, 26135), (10115, 20908), (10454, 20230)]