255616956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 784143360

約数和(自身を除く): 528526404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 197, 228, 252, 266, 271, 342, 394, 399, 532, 542, 591, 684, 788, 798, 813, 1084, 1182, 1197, 1379, 1596, 1626, 1773, 1897, 2364, 2394, 2439, 2758, 3252, 3546, 3743, 3794, 4137, 4788, 4878, 5149, 5516, 5691, 7092, 7486, 7588, 8274, 9756, 10298, 11229, 11382, 12411, 14972, 15447, 16548, 17073, 20596, 22458, 22764, 24822, 26201, 30894, 33687, 34146, 36043, 44916, 46341, 49644, 52402, 53387, 61788, 67374, 68292, 72086, 78603, 92682, 104804, 106774, 108129, 134748, 144172, 157206, 160161, 185364, 213548, 216258, 235809, 314412, 320322, 324387, 373709, 432516, 471618, 480483, 640644, 648774, 747418, 943236, 960966, 1014353, 1121127, 1297548, 1494836, 1921932, 2028706, 2242254, 3043059, 3363381, 4057412, 4484508, 6086118, 6726762, 7100471, 9129177, 12172236, 13453524, 14200942, 18258354, 21301413, 28401884, 36516708, 42602826, 63904239, 85205652, 127808478, 255616956]

約数ペア:

[(1, 255616956), (2, 127808478), (3, 85205652), (4, 63904239), (6, 42602826), (7, 36516708), (9, 28401884), (12, 21301413), (14, 18258354), (18, 14200942), (19, 13453524), (21, 12172236), (28, 9129177), (36, 7100471), (38, 6726762), (42, 6086118), (57, 4484508), (63, 4057412), (76, 3363381), (84, 3043059), (114, 2242254), (126, 2028706), (133, 1921932), (171, 1494836), (197, 1297548), (228, 1121127), (252, 1014353), (266, 960966), (271, 943236), (342, 747418), (394, 648774), (399, 640644), (532, 480483), (542, 471618), (591, 432516), (684, 373709), (788, 324387), (798, 320322), (813, 314412), (1084, 235809), (1182, 216258), (1197, 213548), (1379, 185364), (1596, 160161), (1626, 157206), (1773, 144172), (1897, 134748), (2364, 108129), (2394, 106774), (2439, 104804), (2758, 92682), (3252, 78603), (3546, 72086), (3743, 68292), (3794, 67374), (4137, 61788), (4788, 53387), (4878, 52402), (5149, 49644), (5516, 46341), (5691, 44916), (7092, 36043), (7486, 34146), (7588, 33687), (8274, 30894), (9756, 26201), (10298, 24822), (11229, 22764), (11382, 22458), (12411, 20596), (14972, 17073), (15447, 16548)]