20429555616

素因数分解:

$2^5\times 3^4\times {\mathrm{197}}^1\times {\mathrm{40009}}^1$

素因数の和:40228

約数の個数: 120

約数和(自身を含む): 60389253540

約数和(自身を除く): 39959697924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 197, 216, 288, 324, 394, 432, 591, 648, 788, 864, 1182, 1296, 1576, 1773, 2364, 2592, 3152, 3546, 4728, 5319, 6304, 7092, 9456, 10638, 14184, 15957, 18912, 21276, 28368, 31914, 40009, 42552, 56736, 63828, 80018, 85104, 120027, 127656, 160036, 170208, 240054, 255312, 320072, 360081, 480108, 510624, 640144, 720162, 960216, 1080243, 1280288, 1440324, 1920432, 2160486, 2880648, 3240729, 3840864, 4320972, 5761296, 6481458, 7881773, 8641944, 11522592, 12962916, 15763546, 17283888, 23645319, 25925832, 31527092, 34567776, 47290638, 51851664, 63054184, 70935957, 94581276, 103703328, 126108368, 141871914, 189162552, 212807871, 252216736, 283743828, 378325104, 425615742, 567487656, 638423613, 756650208, 851231484, 1134975312, 1276847226, 1702462968, 2269950624, 2553694452, 3404925936, 5107388904, 6809851872, 10214777808, 20429555616]

約数ペア:

[(1, 20429555616), (2, 10214777808), (3, 6809851872), (4, 5107388904), (6, 3404925936), (8, 2553694452), (9, 2269950624), (12, 1702462968), (16, 1276847226), (18, 1134975312), (24, 851231484), (27, 756650208), (32, 638423613), (36, 567487656), (48, 425615742), (54, 378325104), (72, 283743828), (81, 252216736), (96, 212807871), (108, 189162552), (144, 141871914), (162, 126108368), (197, 103703328), (216, 94581276), (288, 70935957), (324, 63054184), (394, 51851664), (432, 47290638), (591, 34567776), (648, 31527092), (788, 25925832), (864, 23645319), (1182, 17283888), (1296, 15763546), (1576, 12962916), (1773, 11522592), (2364, 8641944), (2592, 7881773), (3152, 6481458), (3546, 5761296), (4728, 4320972), (5319, 3840864), (6304, 3240729), (7092, 2880648), (9456, 2160486), (10638, 1920432), (14184, 1440324), (15957, 1280288), (18912, 1080243), (21276, 960216), (28368, 720162), (31914, 640144), (40009, 510624), (42552, 480108), (56736, 360081), (63828, 320072), (80018, 255312), (85104, 240054), (120027, 170208), (127656, 160036)]