127800666

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:721

約数の個数: 80

約数和(自身を含む): 329313600

約数和(自身を除く): 201512934

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 251, 378, 449, 502, 567, 753, 898, 1134, 1347, 1506, 1757, 2259, 2694, 3143, 3514, 4041, 4518, 5271, 6286, 6777, 8082, 9429, 10542, 12123, 13554, 15813, 18858, 20331, 24246, 28287, 31626, 36369, 40662, 47439, 56574, 72738, 84861, 94878, 112699, 142317, 169722, 225398, 254583, 284634, 338097, 509166, 676194, 788893, 1014291, 1577786, 2028582, 2366679, 3042873, 4733358, 6085746, 7100037, 9128619, 14200074, 18257238, 21300111, 42600222, 63900333, 127800666]

約数ペア:

[(1, 127800666), (2, 63900333), (3, 42600222), (6, 21300111), (7, 18257238), (9, 14200074), (14, 9128619), (18, 7100037), (21, 6085746), (27, 4733358), (42, 3042873), (54, 2366679), (63, 2028582), (81, 1577786), (126, 1014291), (162, 788893), (189, 676194), (251, 509166), (378, 338097), (449, 284634), (502, 254583), (567, 225398), (753, 169722), (898, 142317), (1134, 112699), (1347, 94878), (1506, 84861), (1757, 72738), (2259, 56574), (2694, 47439), (3143, 40662), (3514, 36369), (4041, 31626), (4518, 28287), (5271, 24246), (6286, 20331), (6777, 18858), (8082, 15813), (9429, 13554), (10542, 12123)]