251909616

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:959

約数の個数: 160

約数和(自身を含む): 797948928

約数和(自身を除く): 546039312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 37, 42, 46, 48, 56, 69, 74, 84, 92, 111, 112, 138, 148, 161, 168, 184, 222, 259, 276, 296, 322, 336, 368, 444, 483, 518, 552, 592, 644, 777, 851, 881, 888, 966, 1036, 1104, 1288, 1554, 1702, 1762, 1776, 1932, 2072, 2553, 2576, 2643, 3108, 3404, 3524, 3864, 4144, 5106, 5286, 5957, 6167, 6216, 6808, 7048, 7728, 10212, 10572, 11914, 12334, 12432, 13616, 14096, 17871, 18501, 20263, 20424, 21144, 23828, 24668, 32597, 35742, 37002, 40526, 40848, 42288, 47656, 49336, 60789, 65194, 71484, 74004, 81052, 95312, 97791, 98672, 121578, 130388, 141841, 142968, 148008, 162104, 195582, 228179, 243156, 260776, 283682, 285936, 296016, 324208, 391164, 425523, 456358, 486312, 521552, 567364, 684537, 749731, 782328, 851046, 912716, 972624, 1134728, 1369074, 1499462, 1564656, 1702092, 1825432, 2249193, 2269456, 2738148, 2998924, 3404184, 3650864, 4498386, 5248117, 5476296, 5997848, 6808368, 8996772, 10496234, 10952592, 11995696, 15744351, 17993544, 20992468, 31488702, 35987088, 41984936, 62977404, 83969872, 125954808, 251909616]

約数ペア:

[(1, 251909616), (2, 125954808), (3, 83969872), (4, 62977404), (6, 41984936), (7, 35987088), (8, 31488702), (12, 20992468), (14, 17993544), (16, 15744351), (21, 11995696), (23, 10952592), (24, 10496234), (28, 8996772), (37, 6808368), (42, 5997848), (46, 5476296), (48, 5248117), (56, 4498386), (69, 3650864), (74, 3404184), (84, 2998924), (92, 2738148), (111, 2269456), (112, 2249193), (138, 1825432), (148, 1702092), (161, 1564656), (168, 1499462), (184, 1369074), (222, 1134728), (259, 972624), (276, 912716), (296, 851046), (322, 782328), (336, 749731), (368, 684537), (444, 567364), (483, 521552), (518, 486312), (552, 456358), (592, 425523), (644, 391164), (777, 324208), (851, 296016), (881, 285936), (888, 283682), (966, 260776), (1036, 243156), (1104, 228179), (1288, 195582), (1554, 162104), (1702, 148008), (1762, 142968), (1776, 141841), (1932, 130388), (2072, 121578), (2553, 98672), (2576, 97791), (2643, 95312), (3108, 81052), (3404, 74004), (3524, 71484), (3864, 65194), (4144, 60789), (5106, 49336), (5286, 47656), (5957, 42288), (6167, 40848), (6216, 40526), (6808, 37002), (7048, 35742), (7728, 32597), (10212, 24668), (10572, 23828), (11914, 21144), (12334, 20424), (12432, 20263), (13616, 18501), (14096, 17871)]