257850216

素因数分解:

$2^3\times 3^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:235

約数の個数: 224

約数和(自身を含む): 826308000

約数和(自身を除く): 568457784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 36, 38, 39, 52, 54, 57, 72, 76, 78, 81, 104, 108, 114, 117, 152, 156, 162, 171, 179, 216, 228, 234, 243, 247, 312, 324, 342, 351, 358, 456, 468, 486, 494, 513, 537, 648, 684, 702, 716, 729, 741, 936, 972, 988, 1026, 1053, 1074, 1368, 1404, 1432, 1458, 1482, 1539, 1611, 1944, 1976, 2052, 2106, 2148, 2223, 2327, 2808, 2916, 2964, 3078, 3159, 3222, 3401, 4104, 4212, 4296, 4446, 4617, 4654, 4833, 5832, 5928, 6156, 6318, 6444, 6669, 6802, 6981, 8424, 8892, 9234, 9308, 9477, 9666, 10203, 12312, 12636, 12888, 13338, 13604, 13851, 13962, 14499, 17784, 18468, 18616, 18954, 19332, 20007, 20406, 20943, 25272, 26676, 27208, 27702, 27924, 28998, 30609, 36936, 37908, 38664, 40014, 40812, 41886, 43497, 44213, 53352, 55404, 55848, 57996, 60021, 61218, 62829, 75816, 80028, 81624, 83772, 86994, 88426, 91827, 110808, 115992, 120042, 122436, 125658, 130491, 132639, 160056, 167544, 173988, 176852, 180063, 183654, 188487, 240084, 244872, 251316, 260982, 265278, 275481, 347976, 353704, 360126, 367308, 376974, 397917, 480168, 502632, 521964, 530556, 550962, 565461, 720252, 734616, 753948, 795834, 826443, 1043928, 1061112, 1101924, 1130922, 1193751, 1440504, 1507896, 1591668, 1652886, 1696383, 2203848, 2261844, 2387502, 2479329, 3183336, 3305772, 3392766, 3581253, 4523688, 4775004, 4958658, 6611544, 6785532, 7162506, 9550008, 9917316, 10743759, 13571064, 14325012, 19834632, 21487518, 28650024, 32231277, 42975036, 64462554, 85950072, 128925108, 257850216]

約数ペア:

[(1, 257850216), (2, 128925108), (3, 85950072), (4, 64462554), (6, 42975036), (8, 32231277), (9, 28650024), (12, 21487518), (13, 19834632), (18, 14325012), (19, 13571064), (24, 10743759), (26, 9917316), (27, 9550008), (36, 7162506), (38, 6785532), (39, 6611544), (52, 4958658), (54, 4775004), (57, 4523688), (72, 3581253), (76, 3392766), (78, 3305772), (81, 3183336), (104, 2479329), (108, 2387502), (114, 2261844), (117, 2203848), (152, 1696383), (156, 1652886), (162, 1591668), (171, 1507896), (179, 1440504), (216, 1193751), (228, 1130922), (234, 1101924), (243, 1061112), (247, 1043928), (312, 826443), (324, 795834), (342, 753948), (351, 734616), (358, 720252), (456, 565461), (468, 550962), (486, 530556), (494, 521964), (513, 502632), (537, 480168), (648, 397917), (684, 376974), (702, 367308), (716, 360126), (729, 353704), (741, 347976), (936, 275481), (972, 265278), (988, 260982), (1026, 251316), (1053, 244872), (1074, 240084), (1368, 188487), (1404, 183654), (1432, 180063), (1458, 176852), (1482, 173988), (1539, 167544), (1611, 160056), (1944, 132639), (1976, 130491), (2052, 125658), (2106, 122436), (2148, 120042), (2223, 115992), (2327, 110808), (2808, 91827), (2916, 88426), (2964, 86994), (3078, 83772), (3159, 81624), (3222, 80028), (3401, 75816), (4104, 62829), (4212, 61218), (4296, 60021), (4446, 57996), (4617, 55848), (4654, 55404), (4833, 53352), (5832, 44213), (5928, 43497), (6156, 41886), (6318, 40812), (6444, 40014), (6669, 38664), (6802, 37908), (6981, 36936), (8424, 30609), (8892, 28998), (9234, 27924), (9308, 27702), (9477, 27208), (9666, 26676), (10203, 25272), (12312, 20943), (12636, 20406), (12888, 20007), (13338, 19332), (13604, 18954), (13851, 18616), (13962, 18468), (14499, 17784)]