19384920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 160

約数和(自身を含む): 67605120

約数和(自身を除く): 48220200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 193, 216, 248, 270, 279, 310, 324, 360, 372, 386, 405, 465, 540, 558, 579, 620, 648, 744, 772, 810, 837, 930, 965, 1080, 1116, 1158, 1240, 1395, 1544, 1620, 1674, 1737, 1860, 1930, 2232, 2316, 2511, 2790, 2895, 3240, 3348, 3474, 3720, 3860, 4185, 4632, 5022, 5211, 5580, 5790, 5983, 6696, 6948, 7720, 8370, 8685, 10044, 10422, 11160, 11580, 11966, 12555, 13896, 15633, 16740, 17370, 17949, 20088, 20844, 23160, 23932, 25110, 26055, 29915, 31266, 33480, 34740, 35898, 41688, 47864, 50220, 52110, 53847, 59830, 62532, 69480, 71796, 78165, 89745, 100440, 104220, 107694, 119660, 125064, 143592, 156330, 161541, 179490, 208440, 215388, 239320, 269235, 312660, 323082, 358980, 430776, 484623, 538470, 625320, 646164, 717960, 807705, 969246, 1076940, 1292328, 1615410, 1938492, 2153880, 2423115, 3230820, 3876984, 4846230, 6461640, 9692460, 19384920]

約数ペア:

[(1, 19384920), (2, 9692460), (3, 6461640), (4, 4846230), (5, 3876984), (6, 3230820), (8, 2423115), (9, 2153880), (10, 1938492), (12, 1615410), (15, 1292328), (18, 1076940), (20, 969246), (24, 807705), (27, 717960), (30, 646164), (31, 625320), (36, 538470), (40, 484623), (45, 430776), (54, 358980), (60, 323082), (62, 312660), (72, 269235), (81, 239320), (90, 215388), (93, 208440), (108, 179490), (120, 161541), (124, 156330), (135, 143592), (155, 125064), (162, 119660), (180, 107694), (186, 104220), (193, 100440), (216, 89745), (248, 78165), (270, 71796), (279, 69480), (310, 62532), (324, 59830), (360, 53847), (372, 52110), (386, 50220), (405, 47864), (465, 41688), (540, 35898), (558, 34740), (579, 33480), (620, 31266), (648, 29915), (744, 26055), (772, 25110), (810, 23932), (837, 23160), (930, 20844), (965, 20088), (1080, 17949), (1116, 17370), (1158, 16740), (1240, 15633), (1395, 13896), (1544, 12555), (1620, 11966), (1674, 11580), (1737, 11160), (1860, 10422), (1930, 10044), (2232, 8685), (2316, 8370), (2511, 7720), (2790, 6948), (2895, 6696), (3240, 5983), (3348, 5790), (3474, 5580), (3720, 5211), (3860, 5022), (4185, 4632)]