220544492

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 465393600

約数和(自身を除く): 244849108

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 89, 94, 98, 178, 188, 196, 269, 329, 356, 538, 623, 658, 1076, 1246, 1316, 1883, 2303, 2492, 3766, 4183, 4361, 4606, 7532, 8366, 8722, 9212, 12643, 13181, 16732, 17444, 23941, 25286, 26362, 29281, 47882, 50572, 52724, 58562, 88501, 95764, 117124, 167587, 177002, 204967, 335174, 354004, 409934, 619507, 670348, 819868, 1125227, 1173109, 1239014, 2250454, 2346218, 2478028, 4500908, 4692436, 7876589, 15753178, 31506356, 55136123, 110272246, 220544492]

約数ペア:

[(1, 220544492), (2, 110272246), (4, 55136123), (7, 31506356), (14, 15753178), (28, 7876589), (47, 4692436), (49, 4500908), (89, 2478028), (94, 2346218), (98, 2250454), (178, 1239014), (188, 1173109), (196, 1125227), (269, 819868), (329, 670348), (356, 619507), (538, 409934), (623, 354004), (658, 335174), (1076, 204967), (1246, 177002), (1316, 167587), (1883, 117124), (2303, 95764), (2492, 88501), (3766, 58562), (4183, 52724), (4361, 50572), (4606, 47882), (7532, 29281), (8366, 26362), (8722, 25286), (9212, 23941), (12643, 17444), (13181, 16732)]