421356768

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:641

約数の個数: 192

約数和(自身を含む): 1354913280

約数和(自身を除く): 933556512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 61, 76, 84, 96, 112, 114, 122, 133, 152, 168, 183, 224, 228, 244, 266, 304, 336, 366, 399, 427, 456, 488, 532, 541, 608, 672, 732, 798, 854, 912, 976, 1064, 1082, 1159, 1281, 1464, 1596, 1623, 1708, 1824, 1952, 2128, 2164, 2318, 2562, 2928, 3192, 3246, 3416, 3477, 3787, 4256, 4328, 4636, 5124, 5856, 6384, 6492, 6832, 6954, 7574, 8113, 8656, 9272, 10248, 10279, 11361, 12768, 12984, 13664, 13908, 15148, 16226, 17312, 18544, 20496, 20558, 22722, 24339, 25968, 27816, 30296, 30837, 32452, 33001, 37088, 40992, 41116, 45444, 48678, 51936, 55632, 60592, 61674, 64904, 66002, 71953, 82232, 90888, 97356, 99003, 111264, 121184, 123348, 129808, 132004, 143906, 164464, 181776, 194712, 198006, 215859, 231007, 246696, 259616, 264008, 287812, 328928, 363552, 389424, 396012, 431718, 462014, 493392, 528016, 575624, 627019, 693021, 778848, 792024, 863436, 924028, 986784, 1056032, 1151248, 1254038, 1386042, 1584048, 1726872, 1848056, 1881057, 2302496, 2508076, 2772084, 3168096, 3453744, 3696112, 3762114, 4389133, 5016152, 5544168, 6907488, 7392224, 7524228, 8778266, 10032304, 11088336, 13167399, 15048456, 17556532, 20064608, 22176672, 26334798, 30096912, 35113064, 52669596, 60193824, 70226128, 105339192, 140452256, 210678384, 421356768]

約数ペア:

[(1, 421356768), (2, 210678384), (3, 140452256), (4, 105339192), (6, 70226128), (7, 60193824), (8, 52669596), (12, 35113064), (14, 30096912), (16, 26334798), (19, 22176672), (21, 20064608), (24, 17556532), (28, 15048456), (32, 13167399), (38, 11088336), (42, 10032304), (48, 8778266), (56, 7524228), (57, 7392224), (61, 6907488), (76, 5544168), (84, 5016152), (96, 4389133), (112, 3762114), (114, 3696112), (122, 3453744), (133, 3168096), (152, 2772084), (168, 2508076), (183, 2302496), (224, 1881057), (228, 1848056), (244, 1726872), (266, 1584048), (304, 1386042), (336, 1254038), (366, 1151248), (399, 1056032), (427, 986784), (456, 924028), (488, 863436), (532, 792024), (541, 778848), (608, 693021), (672, 627019), (732, 575624), (798, 528016), (854, 493392), (912, 462014), (976, 431718), (1064, 396012), (1082, 389424), (1159, 363552), (1281, 328928), (1464, 287812), (1596, 264008), (1623, 259616), (1708, 246696), (1824, 231007), (1952, 215859), (2128, 198006), (2164, 194712), (2318, 181776), (2562, 164464), (2928, 143906), (3192, 132004), (3246, 129808), (3416, 123348), (3477, 121184), (3787, 111264), (4256, 99003), (4328, 97356), (4636, 90888), (5124, 82232), (5856, 71953), (6384, 66002), (6492, 64904), (6832, 61674), (6954, 60592), (7574, 55632), (8113, 51936), (8656, 48678), (9272, 45444), (10248, 41116), (10279, 40992), (11361, 37088), (12768, 33001), (12984, 32452), (13664, 30837), (13908, 30296), (15148, 27816), (16226, 25968), (17312, 24339), (18544, 22722), (20496, 20558)]