21751649280

素因数分解:

$2^{10}\times 3^5\times 5^1\times {\mathrm{17483}}^1$

素因数の和:17523

約数の個数: 264

約数和(自身を含む): 78164809632

約数和(自身を除く): 56413160352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1024, 1080, 1152, 1215, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 3888, 4320, 4608, 4860, 5120, 5184, 5760, 6480, 6912, 7680, 7776, 8640, 9216, 9720, 10368, 11520, 12960, 13824, 15360, 15552, 17280, 17483, 19440, 20736, 23040, 25920, 27648, 31104, 34560, 34966, 38880, 41472, 46080, 51840, 52449, 62208, 69120, 69932, 77760, 82944, 87415, 103680, 104898, 124416, 138240, 139864, 155520, 157347, 174830, 207360, 209796, 248832, 262245, 279728, 311040, 314694, 349660, 414720, 419592, 472041, 524490, 559456, 622080, 629388, 699320, 786735, 839184, 944082, 1048980, 1118912, 1244160, 1258776, 1398640, 1416123, 1573470, 1678368, 1888164, 2097960, 2237824, 2360205, 2517552, 2797280, 2832246, 3146940, 3356736, 3776328, 4195920, 4248369, 4475648, 4720410, 5035104, 5594560, 5664492, 6293880, 6713472, 7080615, 7552656, 8391840, 8496738, 8951296, 9440820, 10070208, 11189120, 11328984, 12587760, 13426944, 14161230, 15105312, 16783680, 16993476, 17902592, 18881640, 20140416, 21241845, 22378240, 22657968, 25175520, 26853888, 28322460, 30210624, 33567360, 33986952, 37763280, 40280832, 42483690, 44756480, 45315936, 50351040, 53707776, 56644920, 60421248, 67134720, 67973904, 75526560, 80561664, 84967380, 89512960, 90631872, 100702080, 113289840, 120842496, 134269440, 135947808, 151053120, 161123328, 169934760, 181263744, 201404160, 226579680, 241684992, 268538880, 271895616, 302106240, 339869520, 362527488, 402808320, 453159360, 483369984, 543791232, 604212480, 679739040, 725054976, 805616640, 906318720, 1087582464, 1208424960, 1359478080, 1450109952, 1812637440, 2175164928, 2416849920, 2718956160, 3625274880, 4350329856, 5437912320, 7250549760, 10875824640, 21751649280]

約数ペア:

[(1, 21751649280), (2, 10875824640), (3, 7250549760), (4, 5437912320), (5, 4350329856), (6, 3625274880), (8, 2718956160), (9, 2416849920), (10, 2175164928), (12, 1812637440), (15, 1450109952), (16, 1359478080), (18, 1208424960), (20, 1087582464), (24, 906318720), (27, 805616640), (30, 725054976), (32, 679739040), (36, 604212480), (40, 543791232), (45, 483369984), (48, 453159360), (54, 402808320), (60, 362527488), (64, 339869520), (72, 302106240), (80, 271895616), (81, 268538880), (90, 241684992), (96, 226579680), (108, 201404160), (120, 181263744), (128, 169934760), (135, 161123328), (144, 151053120), (160, 135947808), (162, 134269440), (180, 120842496), (192, 113289840), (216, 100702080), (240, 90631872), (243, 89512960), (256, 84967380), (270, 80561664), (288, 75526560), (320, 67973904), (324, 67134720), (360, 60421248), (384, 56644920), (405, 53707776), (432, 50351040), (480, 45315936), (486, 44756480), (512, 42483690), (540, 40280832), (576, 37763280), (640, 33986952), (648, 33567360), (720, 30210624), (768, 28322460), (810, 26853888), (864, 25175520), (960, 22657968), (972, 22378240), (1024, 21241845), (1080, 20140416), (1152, 18881640), (1215, 17902592), (1280, 16993476), (1296, 16783680), (1440, 15105312), (1536, 14161230), (1620, 13426944), (1728, 12587760), (1920, 11328984), (1944, 11189120), (2160, 10070208), (2304, 9440820), (2430, 8951296), (2560, 8496738), (2592, 8391840), (2880, 7552656), (3072, 7080615), (3240, 6713472), (3456, 6293880), (3840, 5664492), (3888, 5594560), (4320, 5035104), (4608, 4720410), (4860, 4475648), (5120, 4248369), (5184, 4195920), (5760, 3776328), (6480, 3356736), (6912, 3146940), (7680, 2832246), (7776, 2797280), (8640, 2517552), (9216, 2360205), (9720, 2237824), (10368, 2097960), (11520, 1888164), (12960, 1678368), (13824, 1573470), (15360, 1416123), (15552, 1398640), (17280, 1258776), (17483, 1244160), (19440, 1118912), (20736, 1048980), (23040, 944082), (25920, 839184), (27648, 786735), (31104, 699320), (34560, 629388), (34966, 622080), (38880, 559456), (41472, 524490), (46080, 472041), (51840, 419592), (52449, 414720), (62208, 349660), (69120, 314694), (69932, 311040), (77760, 279728), (82944, 262245), (87415, 248832), (103680, 209796), (104898, 207360), (124416, 174830), (138240, 157347), (139864, 155520)]