28763910

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 94348800

約数和(自身を除く): 65584890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 81, 89, 90, 95, 105, 114, 126, 133, 135, 162, 171, 178, 189, 190, 210, 243, 266, 267, 270, 285, 315, 342, 378, 399, 405, 445, 486, 513, 534, 567, 570, 623, 630, 665, 798, 801, 810, 855, 890, 945, 1026, 1134, 1197, 1215, 1246, 1330, 1335, 1539, 1602, 1691, 1701, 1710, 1869, 1890, 1995, 2394, 2403, 2430, 2565, 2670, 2835, 3078, 3115, 3382, 3402, 3591, 3738, 3990, 4005, 4617, 4806, 5073, 5130, 5607, 5670, 5985, 6230, 7182, 7209, 7695, 8010, 8455, 8505, 9234, 9345, 10146, 10773, 11214, 11837, 11970, 12015, 14418, 15219, 15390, 16821, 16910, 17010, 17955, 18690, 21546, 21627, 23085, 23674, 24030, 25365, 28035, 30438, 32319, 33642, 35511, 35910, 36045, 43254, 45657, 46170, 50463, 50730, 53865, 56070, 59185, 64638, 71022, 72090, 76095, 84105, 91314, 100926, 106533, 107730, 108135, 118370, 136971, 151389, 152190, 161595, 168210, 177555, 213066, 216270, 228285, 252315, 273942, 302778, 319599, 323190, 355110, 410913, 456570, 504630, 532665, 639198, 684855, 756945, 821826, 958797, 1065330, 1369710, 1513890, 1597995, 1917594, 2054565, 2876391, 3195990, 4109130, 4793985, 5752782, 9587970, 14381955, 28763910]

約数ペア:

[(1, 28763910), (2, 14381955), (3, 9587970), (5, 5752782), (6, 4793985), (7, 4109130), (9, 3195990), (10, 2876391), (14, 2054565), (15, 1917594), (18, 1597995), (19, 1513890), (21, 1369710), (27, 1065330), (30, 958797), (35, 821826), (38, 756945), (42, 684855), (45, 639198), (54, 532665), (57, 504630), (63, 456570), (70, 410913), (81, 355110), (89, 323190), (90, 319599), (95, 302778), (105, 273942), (114, 252315), (126, 228285), (133, 216270), (135, 213066), (162, 177555), (171, 168210), (178, 161595), (189, 152190), (190, 151389), (210, 136971), (243, 118370), (266, 108135), (267, 107730), (270, 106533), (285, 100926), (315, 91314), (342, 84105), (378, 76095), (399, 72090), (405, 71022), (445, 64638), (486, 59185), (513, 56070), (534, 53865), (567, 50730), (570, 50463), (623, 46170), (630, 45657), (665, 43254), (798, 36045), (801, 35910), (810, 35511), (855, 33642), (890, 32319), (945, 30438), (1026, 28035), (1134, 25365), (1197, 24030), (1215, 23674), (1246, 23085), (1330, 21627), (1335, 21546), (1539, 18690), (1602, 17955), (1691, 17010), (1701, 16910), (1710, 16821), (1869, 15390), (1890, 15219), (1995, 14418), (2394, 12015), (2403, 11970), (2430, 11837), (2565, 11214), (2670, 10773), (2835, 10146), (3078, 9345), (3115, 9234), (3382, 8505), (3402, 8455), (3591, 8010), (3738, 7695), (3990, 7209), (4005, 7182), (4617, 6230), (4806, 5985), (5073, 5670), (5130, 5607)]