172380348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4357}}^1$

素因数の和:4531

約数の個数: 72

約数和(自身を含む): 501274592

約数和(自身を除く): 328894244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2198, 2826, 3297, 4357, 4396, 5652, 6594, 8714, 9891, 13071, 13188, 17428, 19782, 26142, 30499, 39213, 39564, 52284, 60998, 78426, 91497, 121996, 156852, 182994, 274491, 365988, 548982, 684049, 1097964, 1368098, 2052147, 2736196, 4104294, 4788343, 6156441, 8208588, 9576686, 12312882, 14365029, 19153372, 24625764, 28730058, 43095087, 57460116, 86190174, 172380348]

約数ペア:

[(1, 172380348), (2, 86190174), (3, 57460116), (4, 43095087), (6, 28730058), (7, 24625764), (9, 19153372), (12, 14365029), (14, 12312882), (18, 9576686), (21, 8208588), (28, 6156441), (36, 4788343), (42, 4104294), (63, 2736196), (84, 2052147), (126, 1368098), (157, 1097964), (252, 684049), (314, 548982), (471, 365988), (628, 274491), (942, 182994), (1099, 156852), (1413, 121996), (1884, 91497), (2198, 78426), (2826, 60998), (3297, 52284), (4357, 39564), (4396, 39213), (5652, 30499), (6594, 26142), (8714, 19782), (9891, 17428), (13071, 13188)]