1621000440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1429}}^1$

素因数の和:1606

約数の個数: 192

約数和(自身を含む): 5541307200

約数和(自身を除く): 3920306760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 137, 138, 180, 184, 207, 230, 274, 276, 345, 360, 411, 414, 460, 548, 552, 685, 690, 822, 828, 920, 1035, 1096, 1233, 1370, 1380, 1429, 1644, 1656, 2055, 2070, 2466, 2740, 2760, 2858, 3151, 3288, 4110, 4140, 4287, 4932, 5480, 5716, 6165, 6302, 7145, 8220, 8280, 8574, 9453, 9864, 11432, 12330, 12604, 12861, 14290, 15755, 16440, 17148, 18906, 21435, 24660, 25208, 25722, 28359, 28580, 31510, 32867, 34296, 37812, 42870, 47265, 49320, 51444, 56718, 57160, 63020, 64305, 65734, 75624, 85740, 94530, 98601, 102888, 113436, 126040, 128610, 131468, 141795, 164335, 171480, 189060, 195773, 197202, 226872, 257220, 262936, 283590, 295803, 328670, 378120, 391546, 394404, 493005, 514440, 567180, 587319, 591606, 657340, 783092, 788808, 978865, 986010, 1134360, 1174638, 1183212, 1314680, 1479015, 1566184, 1761957, 1957730, 1972020, 2349276, 2366424, 2936595, 2958030, 3523914, 3915460, 3944040, 4502779, 4698552, 5873190, 5916060, 7047828, 7830920, 8809785, 9005558, 11746380, 11832120, 13508337, 14095656, 17619570, 18011116, 22513895, 23492760, 27016674, 35239140, 36022232, 40525011, 45027790, 54033348, 67541685, 70478280, 81050022, 90055580, 108066696, 135083370, 162100044, 180111160, 202625055, 270166740, 324200088, 405250110, 540333480, 810500220, 1621000440]

約数ペア:

[(1, 1621000440), (2, 810500220), (3, 540333480), (4, 405250110), (5, 324200088), (6, 270166740), (8, 202625055), (9, 180111160), (10, 162100044), (12, 135083370), (15, 108066696), (18, 90055580), (20, 81050022), (23, 70478280), (24, 67541685), (30, 54033348), (36, 45027790), (40, 40525011), (45, 36022232), (46, 35239140), (60, 27016674), (69, 23492760), (72, 22513895), (90, 18011116), (92, 17619570), (115, 14095656), (120, 13508337), (137, 11832120), (138, 11746380), (180, 9005558), (184, 8809785), (207, 7830920), (230, 7047828), (274, 5916060), (276, 5873190), (345, 4698552), (360, 4502779), (411, 3944040), (414, 3915460), (460, 3523914), (548, 2958030), (552, 2936595), (685, 2366424), (690, 2349276), (822, 1972020), (828, 1957730), (920, 1761957), (1035, 1566184), (1096, 1479015), (1233, 1314680), (1370, 1183212), (1380, 1174638), (1429, 1134360), (1644, 986010), (1656, 978865), (2055, 788808), (2070, 783092), (2466, 657340), (2740, 591606), (2760, 587319), (2858, 567180), (3151, 514440), (3288, 493005), (4110, 394404), (4140, 391546), (4287, 378120), (4932, 328670), (5480, 295803), (5716, 283590), (6165, 262936), (6302, 257220), (7145, 226872), (8220, 197202), (8280, 195773), (8574, 189060), (9453, 171480), (9864, 164335), (11432, 141795), (12330, 131468), (12604, 128610), (12861, 126040), (14290, 113436), (15755, 102888), (16440, 98601), (17148, 94530), (18906, 85740), (21435, 75624), (24660, 65734), (25208, 64305), (25722, 63020), (28359, 57160), (28580, 56718), (31510, 51444), (32867, 49320), (34296, 47265), (37812, 42870)]