38246940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 127370880

約数和(自身を除く): 89123940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 431, 435, 493, 510, 522, 580, 612, 765, 862, 870, 986, 1020, 1044, 1293, 1305, 1479, 1530, 1724, 1740, 1972, 2155, 2465, 2586, 2610, 2958, 3060, 3879, 4310, 4437, 4930, 5172, 5220, 5916, 6465, 7327, 7395, 7758, 8620, 8874, 9860, 12499, 12930, 14654, 14790, 15516, 17748, 19395, 21981, 22185, 24998, 25860, 29308, 29580, 36635, 37497, 38790, 43962, 44370, 49996, 62495, 65943, 73270, 74994, 77580, 87924, 88740, 109905, 112491, 124990, 131886, 146540, 149988, 187485, 212483, 219810, 224982, 249980, 263772, 329715, 374970, 424966, 439620, 449964, 562455, 637449, 659430, 749940, 849932, 1062415, 1124910, 1274898, 1318860, 1912347, 2124830, 2249820, 2549796, 3187245, 3824694, 4249660, 6374490, 7649388, 9561735, 12748980, 19123470, 38246940]

約数ペア:

[(1, 38246940), (2, 19123470), (3, 12748980), (4, 9561735), (5, 7649388), (6, 6374490), (9, 4249660), (10, 3824694), (12, 3187245), (15, 2549796), (17, 2249820), (18, 2124830), (20, 1912347), (29, 1318860), (30, 1274898), (34, 1124910), (36, 1062415), (45, 849932), (51, 749940), (58, 659430), (60, 637449), (68, 562455), (85, 449964), (87, 439620), (90, 424966), (102, 374970), (116, 329715), (145, 263772), (153, 249980), (170, 224982), (174, 219810), (180, 212483), (204, 187485), (255, 149988), (261, 146540), (290, 131886), (306, 124990), (340, 112491), (348, 109905), (431, 88740), (435, 87924), (493, 77580), (510, 74994), (522, 73270), (580, 65943), (612, 62495), (765, 49996), (862, 44370), (870, 43962), (986, 38790), (1020, 37497), (1044, 36635), (1293, 29580), (1305, 29308), (1479, 25860), (1530, 24998), (1724, 22185), (1740, 21981), (1972, 19395), (2155, 17748), (2465, 15516), (2586, 14790), (2610, 14654), (2958, 12930), (3060, 12499), (3879, 9860), (4310, 8874), (4437, 8620), (4930, 7758), (5172, 7395), (5220, 7327), (5916, 6465)]