20217990744

素因数分解:

$2^3\times 3^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11171}}^1$

素因数の和:11225

約数の個数: 288

約数和(自身を含む): 69538996800

約数和(自身を除く): 49321006056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 49, 54, 56, 57, 63, 72, 76, 81, 84, 98, 108, 114, 126, 133, 147, 152, 162, 168, 171, 189, 196, 216, 228, 243, 252, 266, 294, 324, 342, 378, 392, 399, 441, 456, 486, 504, 513, 532, 567, 588, 648, 684, 756, 798, 882, 931, 972, 1026, 1064, 1134, 1176, 1197, 1323, 1368, 1512, 1539, 1596, 1701, 1764, 1862, 1944, 2052, 2268, 2394, 2646, 2793, 3078, 3192, 3402, 3528, 3591, 3724, 3969, 4104, 4536, 4617, 4788, 5292, 5586, 6156, 6804, 7182, 7448, 7938, 8379, 9234, 9576, 10584, 10773, 11171, 11172, 11907, 12312, 13608, 14364, 15876, 16758, 18468, 21546, 22342, 22344, 23814, 25137, 28728, 31752, 32319, 33513, 33516, 36936, 43092, 44684, 47628, 50274, 64638, 67026, 67032, 75411, 78197, 86184, 89368, 95256, 100539, 100548, 129276, 134052, 150822, 156394, 201078, 201096, 212249, 226233, 234591, 258552, 268104, 301617, 301644, 312788, 402156, 424498, 452466, 469182, 547379, 603234, 603288, 625576, 636747, 703773, 804312, 848996, 904851, 904932, 938364, 1094758, 1206468, 1273494, 1407546, 1485743, 1642137, 1697992, 1809702, 1809864, 1876728, 1910241, 2111319, 2189516, 2412936, 2546988, 2714553, 2815092, 2971486, 3284274, 3619404, 3820482, 4222638, 4379032, 4457229, 4926411, 5093976, 5429106, 5630184, 5730723, 5942972, 6333957, 6568548, 7238808, 7640964, 8445276, 8914458, 9852822, 10400201, 10858212, 11461446, 11885944, 12667914, 13137096, 13371687, 14779233, 15281928, 16890552, 17192169, 17828916, 19001871, 19705644, 20800402, 21716424, 22922892, 25335828, 26743374, 29558466, 31200603, 34384338, 35657832, 38003742, 39411288, 40115061, 41600804, 44337699, 45845784, 50671656, 51576507, 53486748, 59116932, 62401206, 68768676, 76007484, 80230122, 83201608, 88675398, 93601809, 103153014, 106973496, 118233864, 120345183, 124802412, 133013097, 137537352, 152014968, 160460244, 177350796, 187203618, 206306028, 240690366, 249604824, 266026194, 280805427, 320920488, 354701592, 361035549, 374407236, 412612056, 481380732, 532052388, 561610854, 722071098, 748814472, 842416281, 962761464, 1064104776, 1123221708, 1444142196, 1684832562, 2246443416, 2527248843, 2888284392, 3369665124, 5054497686, 6739330248, 10108995372, 20217990744]

約数ペア:

[(1, 20217990744), (2, 10108995372), (3, 6739330248), (4, 5054497686), (6, 3369665124), (7, 2888284392), (8, 2527248843), (9, 2246443416), (12, 1684832562), (14, 1444142196), (18, 1123221708), (19, 1064104776), (21, 962761464), (24, 842416281), (27, 748814472), (28, 722071098), (36, 561610854), (38, 532052388), (42, 481380732), (49, 412612056), (54, 374407236), (56, 361035549), (57, 354701592), (63, 320920488), (72, 280805427), (76, 266026194), (81, 249604824), (84, 240690366), (98, 206306028), (108, 187203618), (114, 177350796), (126, 160460244), (133, 152014968), (147, 137537352), (152, 133013097), (162, 124802412), (168, 120345183), (171, 118233864), (189, 106973496), (196, 103153014), (216, 93601809), (228, 88675398), (243, 83201608), (252, 80230122), (266, 76007484), (294, 68768676), (324, 62401206), (342, 59116932), (378, 53486748), (392, 51576507), (399, 50671656), (441, 45845784), (456, 44337699), (486, 41600804), (504, 40115061), (513, 39411288), (532, 38003742), (567, 35657832), (588, 34384338), (648, 31200603), (684, 29558466), (756, 26743374), (798, 25335828), (882, 22922892), (931, 21716424), (972, 20800402), (1026, 19705644), (1064, 19001871), (1134, 17828916), (1176, 17192169), (1197, 16890552), (1323, 15281928), (1368, 14779233), (1512, 13371687), (1539, 13137096), (1596, 12667914), (1701, 11885944), (1764, 11461446), (1862, 10858212), (1944, 10400201), (2052, 9852822), (2268, 8914458), (2394, 8445276), (2646, 7640964), (2793, 7238808), (3078, 6568548), (3192, 6333957), (3402, 5942972), (3528, 5730723), (3591, 5630184), (3724, 5429106), (3969, 5093976), (4104, 4926411), (4536, 4457229), (4617, 4379032), (4788, 4222638), (5292, 3820482), (5586, 3619404), (6156, 3284274), (6804, 2971486), (7182, 2815092), (7448, 2714553), (7938, 2546988), (8379, 2412936), (9234, 2189516), (9576, 2111319), (10584, 1910241), (10773, 1876728), (11171, 1809864), (11172, 1809702), (11907, 1697992), (12312, 1642137), (13608, 1485743), (14364, 1407546), (15876, 1273494), (16758, 1206468), (18468, 1094758), (21546, 938364), (22342, 904932), (22344, 904851), (23814, 848996), (25137, 804312), (28728, 703773), (31752, 636747), (32319, 625576), (33513, 603288), (33516, 603234), (36936, 547379), (43092, 469182), (44684, 452466), (47628, 424498), (50274, 402156), (64638, 312788), (67026, 301644), (67032, 301617), (75411, 268104), (78197, 258552), (86184, 234591), (89368, 226233), (95256, 212249), (100539, 201096), (100548, 201078), (129276, 156394), (134052, 150822)]