218007720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{28837}}^1$

素因数の和:28864

約数の個数: 128

約数和(自身を含む): 830534400

約数和(自身を除く): 612526680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 28837, 57674, 86511, 115348, 144185, 173022, 201859, 230696, 259533, 288370, 346044, 403718, 432555, 519066, 576740, 605577, 692088, 778599, 807436, 865110, 1009295, 1038132, 1153480, 1211154, 1297665, 1557198, 1614872, 1730220, 1816731, 2018590, 2076264, 2422308, 2595330, 3027885, 3114396, 3460440, 3633462, 3892995, 4037180, 4844616, 5190660, 5450193, 6055770, 6228792, 7266924, 7785990, 8074360, 9083655, 10381320, 10900386, 12111540, 14533848, 15571980, 18167310, 21800772, 24223080, 27250965, 31143960, 36334620, 43601544, 54501930, 72669240, 109003860, 218007720]

約数ペア:

[(1, 218007720), (2, 109003860), (3, 72669240), (4, 54501930), (5, 43601544), (6, 36334620), (7, 31143960), (8, 27250965), (9, 24223080), (10, 21800772), (12, 18167310), (14, 15571980), (15, 14533848), (18, 12111540), (20, 10900386), (21, 10381320), (24, 9083655), (27, 8074360), (28, 7785990), (30, 7266924), (35, 6228792), (36, 6055770), (40, 5450193), (42, 5190660), (45, 4844616), (54, 4037180), (56, 3892995), (60, 3633462), (63, 3460440), (70, 3114396), (72, 3027885), (84, 2595330), (90, 2422308), (105, 2076264), (108, 2018590), (120, 1816731), (126, 1730220), (135, 1614872), (140, 1557198), (168, 1297665), (180, 1211154), (189, 1153480), (210, 1038132), (216, 1009295), (252, 865110), (270, 807436), (280, 778599), (315, 692088), (360, 605577), (378, 576740), (420, 519066), (504, 432555), (540, 403718), (630, 346044), (756, 288370), (840, 259533), (945, 230696), (1080, 201859), (1260, 173022), (1512, 144185), (1890, 115348), (2520, 86511), (3780, 57674), (7560, 28837)]