917893620

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{26981}}^1$

素因数の和:27012

約数の個数: 144

約数和(自身を含む): 3300006528

約数和(自身を除く): 2382112908

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, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6804, 8505, 11340, 17010, 26981, 34020, 53962, 80943, 107924, 134905, 161886, 188867, 242829, 269810, 323772, 377734, 404715, 485658, 539620, 566601, 728487, 755468, 809430, 944335, 971316, 1133202, 1214145, 1456974, 1618860, 1699803, 1888670, 2185461, 2266404, 2428290, 2833005, 2913948, 3399606, 3642435, 3777340, 4370922, 4856580, 5099409, 5666010, 6556383, 6799212, 7284870, 8499015, 8741844, 10198818, 10927305, 11332020, 13112766, 14569740, 15298227, 16998030, 20397636, 21854610, 25497045, 26225532, 30596454, 32781915, 33996060, 43709220, 45894681, 50994090, 61192908, 65563830, 76491135, 91789362, 101988180, 131127660, 152982270, 183578724, 229473405, 305964540, 458946810, 917893620]

約数ペア:

[(1, 917893620), (2, 458946810), (3, 305964540), (4, 229473405), (5, 183578724), (6, 152982270), (7, 131127660), (9, 101988180), (10, 91789362), (12, 76491135), (14, 65563830), (15, 61192908), (18, 50994090), (20, 45894681), (21, 43709220), (27, 33996060), (28, 32781915), (30, 30596454), (35, 26225532), (36, 25497045), (42, 21854610), (45, 20397636), (54, 16998030), (60, 15298227), (63, 14569740), (70, 13112766), (81, 11332020), (84, 10927305), (90, 10198818), (105, 8741844), (108, 8499015), (126, 7284870), (135, 6799212), (140, 6556383), (162, 5666010), (180, 5099409), (189, 4856580), (210, 4370922), (243, 3777340), (252, 3642435), (270, 3399606), (315, 2913948), (324, 2833005), (378, 2428290), (405, 2266404), (420, 2185461), (486, 1888670), (540, 1699803), (567, 1618860), (630, 1456974), (756, 1214145), (810, 1133202), (945, 971316), (972, 944335), (1134, 809430), (1215, 755468), (1260, 728487), (1620, 566601), (1701, 539620), (1890, 485658), (2268, 404715), (2430, 377734), (2835, 323772), (3402, 269810), (3780, 242829), (4860, 188867), (5670, 161886), (6804, 134905), (8505, 107924), (11340, 80943), (17010, 53962), (26981, 34020)]