257697024

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:572

約数の個数: 144

約数和(自身を含む): 754088832

約数和(自身を除く): 496391808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 53, 64, 78, 96, 104, 106, 128, 156, 159, 192, 208, 212, 256, 312, 318, 384, 416, 424, 487, 624, 636, 689, 768, 832, 848, 974, 1248, 1272, 1378, 1461, 1664, 1696, 1948, 2067, 2496, 2544, 2756, 2922, 3328, 3392, 3896, 4134, 4992, 5088, 5512, 5844, 6331, 6784, 7792, 8268, 9984, 10176, 11024, 11688, 12662, 13568, 15584, 16536, 18993, 20352, 22048, 23376, 25324, 25811, 31168, 33072, 37986, 40704, 44096, 46752, 50648, 51622, 62336, 66144, 75972, 77433, 88192, 93504, 101296, 103244, 124672, 132288, 151944, 154866, 176384, 187008, 202592, 206488, 264576, 303888, 309732, 335543, 374016, 405184, 412976, 529152, 607776, 619464, 671086, 810368, 825952, 1006629, 1215552, 1238928, 1342172, 1620736, 1651904, 2013258, 2431104, 2477856, 2684344, 3303808, 4026516, 4862208, 4955712, 5368688, 6607616, 8053032, 9911424, 10737376, 16106064, 19822848, 21474752, 32212128, 42949504, 64424256, 85899008, 128848512, 257697024]

約数ペア:

[(1, 257697024), (2, 128848512), (3, 85899008), (4, 64424256), (6, 42949504), (8, 32212128), (12, 21474752), (13, 19822848), (16, 16106064), (24, 10737376), (26, 9911424), (32, 8053032), (39, 6607616), (48, 5368688), (52, 4955712), (53, 4862208), (64, 4026516), (78, 3303808), (96, 2684344), (104, 2477856), (106, 2431104), (128, 2013258), (156, 1651904), (159, 1620736), (192, 1342172), (208, 1238928), (212, 1215552), (256, 1006629), (312, 825952), (318, 810368), (384, 671086), (416, 619464), (424, 607776), (487, 529152), (624, 412976), (636, 405184), (689, 374016), (768, 335543), (832, 309732), (848, 303888), (974, 264576), (1248, 206488), (1272, 202592), (1378, 187008), (1461, 176384), (1664, 154866), (1696, 151944), (1948, 132288), (2067, 124672), (2496, 103244), (2544, 101296), (2756, 93504), (2922, 88192), (3328, 77433), (3392, 75972), (3896, 66144), (4134, 62336), (4992, 51622), (5088, 50648), (5512, 46752), (5844, 44096), (6331, 40704), (6784, 37986), (7792, 33072), (8268, 31168), (9984, 25811), (10176, 25324), (11024, 23376), (11688, 22048), (12662, 20352), (13568, 18993), (15584, 16536)]