257494080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{743}}^1$

素因数の和:801

約数の個数: 168

約数和(自身を含む): 863998272

約数和(自身を除く): 606504192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 361, 380, 456, 480, 570, 608, 722, 743, 760, 912, 960, 1083, 1140, 1216, 1444, 1486, 1520, 1805, 1824, 2166, 2229, 2280, 2888, 2972, 3040, 3610, 3648, 3715, 4332, 4458, 4560, 5415, 5776, 5944, 6080, 7220, 7430, 8664, 8916, 9120, 10830, 11145, 11552, 11888, 14117, 14440, 14860, 17328, 17832, 18240, 21660, 22290, 23104, 23776, 28234, 28880, 29720, 34656, 35664, 42351, 43320, 44580, 47552, 56468, 57760, 59440, 69312, 70585, 71328, 84702, 86640, 89160, 112936, 115520, 118880, 141170, 142656, 169404, 173280, 178320, 211755, 225872, 237760, 268223, 282340, 338808, 346560, 356640, 423510, 451744, 536446, 564680, 677616, 713280, 804669, 847020, 903488, 1072892, 1129360, 1341115, 1355232, 1609338, 1694040, 2145784, 2258720, 2682230, 2710464, 3218676, 3388080, 4023345, 4291568, 4517440, 5364460, 6437352, 6776160, 8046690, 8583136, 10728920, 12874704, 13552320, 16093380, 17166272, 21457840, 25749408, 32186760, 42915680, 51498816, 64373520, 85831360, 128747040, 257494080]

約数ペア:

[(1, 257494080), (2, 128747040), (3, 85831360), (4, 64373520), (5, 51498816), (6, 42915680), (8, 32186760), (10, 25749408), (12, 21457840), (15, 17166272), (16, 16093380), (19, 13552320), (20, 12874704), (24, 10728920), (30, 8583136), (32, 8046690), (38, 6776160), (40, 6437352), (48, 5364460), (57, 4517440), (60, 4291568), (64, 4023345), (76, 3388080), (80, 3218676), (95, 2710464), (96, 2682230), (114, 2258720), (120, 2145784), (152, 1694040), (160, 1609338), (190, 1355232), (192, 1341115), (228, 1129360), (240, 1072892), (285, 903488), (304, 847020), (320, 804669), (361, 713280), (380, 677616), (456, 564680), (480, 536446), (570, 451744), (608, 423510), (722, 356640), (743, 346560), (760, 338808), (912, 282340), (960, 268223), (1083, 237760), (1140, 225872), (1216, 211755), (1444, 178320), (1486, 173280), (1520, 169404), (1805, 142656), (1824, 141170), (2166, 118880), (2229, 115520), (2280, 112936), (2888, 89160), (2972, 86640), (3040, 84702), (3610, 71328), (3648, 70585), (3715, 69312), (4332, 59440), (4458, 57760), (4560, 56468), (5415, 47552), (5776, 44580), (5944, 43320), (6080, 42351), (7220, 35664), (7430, 34656), (8664, 29720), (8916, 28880), (9120, 28234), (10830, 23776), (11145, 23104), (11552, 22290), (11888, 21660), (14117, 18240), (14440, 17832), (14860, 17328)]