157970688

素因数分解:

$2^8\times 3^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2119

約数の個数: 72

約数和(自身を含む): 424726848

約数和(自身を除く): 266756160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 192, 206, 256, 309, 384, 412, 618, 768, 824, 1236, 1648, 1997, 2472, 3296, 3994, 4944, 5991, 6592, 7988, 9888, 11982, 13184, 15976, 19776, 23964, 26368, 31952, 39552, 47928, 63904, 79104, 95856, 127808, 191712, 205691, 255616, 383424, 411382, 511232, 617073, 766848, 822764, 1234146, 1533696, 1645528, 2468292, 3291056, 4936584, 6582112, 9873168, 13164224, 19746336, 26328448, 39492672, 52656896, 78985344, 157970688]

約数ペア:

[(1, 157970688), (2, 78985344), (3, 52656896), (4, 39492672), (6, 26328448), (8, 19746336), (12, 13164224), (16, 9873168), (24, 6582112), (32, 4936584), (48, 3291056), (64, 2468292), (96, 1645528), (103, 1533696), (128, 1234146), (192, 822764), (206, 766848), (256, 617073), (309, 511232), (384, 411382), (412, 383424), (618, 255616), (768, 205691), (824, 191712), (1236, 127808), (1648, 95856), (1997, 79104), (2472, 63904), (3296, 47928), (3994, 39552), (4944, 31952), (5991, 26368), (6592, 23964), (7988, 19776), (9888, 15976), (11982, 13184)]