201721590

素因数分解:

$2^1\times 3^6\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 224

約数和(自身を含む): 642159360

約数和(自身を除く): 440437770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 59, 63, 67, 70, 81, 90, 105, 118, 126, 134, 135, 162, 177, 189, 201, 210, 243, 270, 295, 315, 335, 354, 378, 402, 405, 413, 469, 486, 531, 567, 590, 603, 630, 670, 729, 810, 826, 885, 938, 945, 1005, 1062, 1134, 1206, 1215, 1239, 1407, 1458, 1593, 1701, 1770, 1809, 1890, 2010, 2065, 2345, 2430, 2478, 2655, 2814, 2835, 3015, 3186, 3402, 3618, 3645, 3717, 3953, 4130, 4221, 4690, 4779, 5103, 5310, 5427, 5670, 6030, 6195, 7035, 7290, 7434, 7906, 7965, 8442, 8505, 9045, 9558, 10206, 10854, 11151, 11859, 12390, 12663, 14070, 14337, 15930, 16281, 17010, 18090, 18585, 19765, 21105, 22302, 23718, 23895, 25326, 25515, 27135, 27671, 28674, 32562, 33453, 35577, 37170, 37989, 39530, 42210, 43011, 47790, 48843, 51030, 54270, 55342, 55755, 59295, 63315, 66906, 71154, 71685, 75978, 81405, 83013, 86022, 97686, 100359, 106731, 111510, 113967, 118590, 126630, 138355, 143370, 162810, 166026, 167265, 177885, 189945, 200718, 213462, 215055, 227934, 244215, 249039, 276710, 301077, 320193, 334530, 341901, 355770, 379890, 415065, 430110, 488430, 498078, 501795, 533655, 569835, 602154, 640386, 683802, 747117, 830130, 960579, 1003590, 1067310, 1139670, 1245195, 1494234, 1505385, 1600965, 1709505, 1921158, 2241351, 2490390, 2881737, 3010770, 3201930, 3419010, 3735585, 4482702, 4802895, 5763474, 6724053, 7471170, 9605790, 11206755, 13448106, 14408685, 20172159, 22413510, 28817370, 33620265, 40344318, 67240530, 100860795, 201721590]

約数ペア:

[(1, 201721590), (2, 100860795), (3, 67240530), (5, 40344318), (6, 33620265), (7, 28817370), (9, 22413510), (10, 20172159), (14, 14408685), (15, 13448106), (18, 11206755), (21, 9605790), (27, 7471170), (30, 6724053), (35, 5763474), (42, 4802895), (45, 4482702), (54, 3735585), (59, 3419010), (63, 3201930), (67, 3010770), (70, 2881737), (81, 2490390), (90, 2241351), (105, 1921158), (118, 1709505), (126, 1600965), (134, 1505385), (135, 1494234), (162, 1245195), (177, 1139670), (189, 1067310), (201, 1003590), (210, 960579), (243, 830130), (270, 747117), (295, 683802), (315, 640386), (335, 602154), (354, 569835), (378, 533655), (402, 501795), (405, 498078), (413, 488430), (469, 430110), (486, 415065), (531, 379890), (567, 355770), (590, 341901), (603, 334530), (630, 320193), (670, 301077), (729, 276710), (810, 249039), (826, 244215), (885, 227934), (938, 215055), (945, 213462), (1005, 200718), (1062, 189945), (1134, 177885), (1206, 167265), (1215, 166026), (1239, 162810), (1407, 143370), (1458, 138355), (1593, 126630), (1701, 118590), (1770, 113967), (1809, 111510), (1890, 106731), (2010, 100359), (2065, 97686), (2345, 86022), (2430, 83013), (2478, 81405), (2655, 75978), (2814, 71685), (2835, 71154), (3015, 66906), (3186, 63315), (3402, 59295), (3618, 55755), (3645, 55342), (3717, 54270), (3953, 51030), (4130, 48843), (4221, 47790), (4690, 43011), (4779, 42210), (5103, 39530), (5310, 37989), (5427, 37170), (5670, 35577), (6030, 33453), (6195, 32562), (7035, 28674), (7290, 27671), (7434, 27135), (7906, 25515), (7965, 25326), (8442, 23895), (8505, 23718), (9045, 22302), (9558, 21105), (10206, 19765), (10854, 18585), (11151, 18090), (11859, 17010), (12390, 16281), (12663, 15930), (14070, 14337)]