13838580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{523}}^1$

素因数の和:555

約数の個数: 144

約数和(自身を含む): 50178240

約数和(自身を除く): 36339660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 523, 540, 588, 630, 735, 756, 882, 945, 980, 1046, 1260, 1323, 1470, 1569, 1764, 1890, 2092, 2205, 2615, 2646, 2940, 3138, 3661, 3780, 4410, 4707, 5230, 5292, 6276, 6615, 7322, 7845, 8820, 9414, 10460, 10983, 13230, 14121, 14644, 15690, 18305, 18828, 21966, 23535, 25627, 26460, 28242, 31380, 32949, 36610, 43932, 47070, 51254, 54915, 56484, 65898, 70605, 73220, 76881, 94140, 98847, 102508, 109830, 128135, 131796, 141210, 153762, 164745, 197694, 219660, 230643, 256270, 282420, 307524, 329490, 384405, 395388, 461286, 494235, 512540, 658980, 691929, 768810, 922572, 988470, 1153215, 1383858, 1537620, 1976940, 2306430, 2767716, 3459645, 4612860, 6919290, 13838580]

約数ペア:

[(1, 13838580), (2, 6919290), (3, 4612860), (4, 3459645), (5, 2767716), (6, 2306430), (7, 1976940), (9, 1537620), (10, 1383858), (12, 1153215), (14, 988470), (15, 922572), (18, 768810), (20, 691929), (21, 658980), (27, 512540), (28, 494235), (30, 461286), (35, 395388), (36, 384405), (42, 329490), (45, 307524), (49, 282420), (54, 256270), (60, 230643), (63, 219660), (70, 197694), (84, 164745), (90, 153762), (98, 141210), (105, 131796), (108, 128135), (126, 109830), (135, 102508), (140, 98847), (147, 94140), (180, 76881), (189, 73220), (196, 70605), (210, 65898), (245, 56484), (252, 54915), (270, 51254), (294, 47070), (315, 43932), (378, 36610), (420, 32949), (441, 31380), (490, 28242), (523, 26460), (540, 25627), (588, 23535), (630, 21966), (735, 18828), (756, 18305), (882, 15690), (945, 14644), (980, 14121), (1046, 13230), (1260, 10983), (1323, 10460), (1470, 9414), (1569, 8820), (1764, 7845), (1890, 7322), (2092, 6615), (2205, 6276), (2615, 5292), (2646, 5230), (2940, 4707), (3138, 4410), (3661, 3780)]