151031840

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6791}}^1$

素因数の和:6945

約数の個数: 48

約数和(自身を含む): 359432640

約数和(自身を除く): 208400800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 4448, 5560, 6791, 11120, 13582, 22240, 27164, 33955, 54328, 67910, 108656, 135820, 217312, 271640, 543280, 943949, 1086560, 1887898, 3775796, 4719745, 7551592, 9439490, 15103184, 18878980, 30206368, 37757960, 75515920, 151031840]

約数ペア:

[(1, 151031840), (2, 75515920), (4, 37757960), (5, 30206368), (8, 18878980), (10, 15103184), (16, 9439490), (20, 7551592), (32, 4719745), (40, 3775796), (80, 1887898), (139, 1086560), (160, 943949), (278, 543280), (556, 271640), (695, 217312), (1112, 135820), (1390, 108656), (2224, 67910), (2780, 54328), (4448, 33955), (5560, 27164), (6791, 22240), (11120, 13582)]