78815268

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:132

約数の個数: 240

約数和(自身を含む): 260198400

約数和(自身を除く): 181383132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 31, 36, 38, 42, 54, 57, 59, 62, 63, 76, 81, 84, 93, 108, 114, 118, 124, 126, 133, 162, 171, 177, 186, 189, 217, 228, 236, 252, 266, 279, 324, 342, 354, 372, 378, 399, 413, 434, 513, 531, 532, 558, 567, 589, 651, 684, 708, 756, 798, 826, 837, 868, 1026, 1062, 1116, 1121, 1134, 1178, 1197, 1239, 1302, 1539, 1593, 1596, 1652, 1674, 1767, 1829, 1953, 2052, 2124, 2242, 2268, 2356, 2394, 2478, 2511, 2604, 3078, 3186, 3348, 3363, 3534, 3591, 3658, 3717, 3906, 4123, 4484, 4779, 4788, 4956, 5022, 5301, 5487, 5859, 6156, 6372, 6726, 7068, 7182, 7316, 7434, 7812, 7847, 8246, 9558, 10044, 10089, 10602, 10773, 10974, 11151, 11718, 12369, 12803, 13452, 14364, 14868, 15694, 15903, 16461, 16492, 17577, 19116, 20178, 21204, 21546, 21948, 22302, 23436, 23541, 24738, 25606, 30267, 31388, 31806, 32922, 33453, 34751, 35154, 37107, 38409, 40356, 43092, 44604, 47082, 47709, 49383, 49476, 51212, 60534, 63612, 65844, 66906, 69502, 70308, 70623, 74214, 76818, 90801, 94164, 95418, 98766, 104253, 111321, 115227, 121068, 133812, 139004, 141246, 148149, 148428, 153636, 181602, 190836, 197532, 208506, 211869, 222642, 230454, 243257, 282492, 296298, 312759, 333963, 345681, 363204, 417012, 423738, 445284, 460908, 486514, 592596, 625518, 635607, 667926, 691362, 729771, 847476, 938277, 973028, 1037043, 1251036, 1271214, 1335852, 1382724, 1459542, 1876554, 2074086, 2189313, 2542428, 2814831, 2919084, 3753108, 4148172, 4378626, 5629662, 6567939, 8757252, 11259324, 13135878, 19703817, 26271756, 39407634, 78815268]

約数ペア:

[(1, 78815268), (2, 39407634), (3, 26271756), (4, 19703817), (6, 13135878), (7, 11259324), (9, 8757252), (12, 6567939), (14, 5629662), (18, 4378626), (19, 4148172), (21, 3753108), (27, 2919084), (28, 2814831), (31, 2542428), (36, 2189313), (38, 2074086), (42, 1876554), (54, 1459542), (57, 1382724), (59, 1335852), (62, 1271214), (63, 1251036), (76, 1037043), (81, 973028), (84, 938277), (93, 847476), (108, 729771), (114, 691362), (118, 667926), (124, 635607), (126, 625518), (133, 592596), (162, 486514), (171, 460908), (177, 445284), (186, 423738), (189, 417012), (217, 363204), (228, 345681), (236, 333963), (252, 312759), (266, 296298), (279, 282492), (324, 243257), (342, 230454), (354, 222642), (372, 211869), (378, 208506), (399, 197532), (413, 190836), (434, 181602), (513, 153636), (531, 148428), (532, 148149), (558, 141246), (567, 139004), (589, 133812), (651, 121068), (684, 115227), (708, 111321), (756, 104253), (798, 98766), (826, 95418), (837, 94164), (868, 90801), (1026, 76818), (1062, 74214), (1116, 70623), (1121, 70308), (1134, 69502), (1178, 66906), (1197, 65844), (1239, 63612), (1302, 60534), (1539, 51212), (1593, 49476), (1596, 49383), (1652, 47709), (1674, 47082), (1767, 44604), (1829, 43092), (1953, 40356), (2052, 38409), (2124, 37107), (2242, 35154), (2268, 34751), (2356, 33453), (2394, 32922), (2478, 31806), (2511, 31388), (2604, 30267), (3078, 25606), (3186, 24738), (3348, 23541), (3363, 23436), (3534, 22302), (3591, 21948), (3658, 21546), (3717, 21204), (3906, 20178), (4123, 19116), (4484, 17577), (4779, 16492), (4788, 16461), (4956, 15903), (5022, 15694), (5301, 14868), (5487, 14364), (5859, 13452), (6156, 12803), (6372, 12369), (6726, 11718), (7068, 11151), (7182, 10974), (7316, 10773), (7434, 10602), (7812, 10089), (7847, 10044), (8246, 9558)]