212858520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13337}}^1$

素因数の和:13377

約数の個数: 128

約数和(自身を含む): 768268800

約数和(自身を除く): 555410280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 13337, 15960, 26674, 40011, 53348, 66685, 80022, 93359, 106696, 133370, 160044, 186718, 200055, 253403, 266740, 280077, 320088, 373436, 400110, 466795, 506806, 533480, 560154, 746872, 760209, 800220, 933590, 1013612, 1120308, 1267015, 1400385, 1520418, 1600440, 1773821, 1867180, 2027224, 2240616, 2534030, 2800770, 3040836, 3547642, 3734360, 3801045, 5068060, 5321463, 5601540, 6081672, 7095284, 7602090, 8869105, 10136120, 10642926, 11203080, 14190568, 15204180, 17738210, 21285852, 26607315, 30408360, 35476420, 42571704, 53214630, 70952840, 106429260, 212858520]

約数ペア:

[(1, 212858520), (2, 106429260), (3, 70952840), (4, 53214630), (5, 42571704), (6, 35476420), (7, 30408360), (8, 26607315), (10, 21285852), (12, 17738210), (14, 15204180), (15, 14190568), (19, 11203080), (20, 10642926), (21, 10136120), (24, 8869105), (28, 7602090), (30, 7095284), (35, 6081672), (38, 5601540), (40, 5321463), (42, 5068060), (56, 3801045), (57, 3734360), (60, 3547642), (70, 3040836), (76, 2800770), (84, 2534030), (95, 2240616), (105, 2027224), (114, 1867180), (120, 1773821), (133, 1600440), (140, 1520418), (152, 1400385), (168, 1267015), (190, 1120308), (210, 1013612), (228, 933590), (266, 800220), (280, 760209), (285, 746872), (380, 560154), (399, 533480), (420, 506806), (456, 466795), (532, 400110), (570, 373436), (665, 320088), (760, 280077), (798, 266740), (840, 253403), (1064, 200055), (1140, 186718), (1330, 160044), (1596, 133370), (1995, 106696), (2280, 93359), (2660, 80022), (3192, 66685), (3990, 53348), (5320, 40011), (7980, 26674), (13337, 15960)]