157575208

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 381542400

約数和(自身を除く): 223967192

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 47, 56, 76, 92, 94, 133, 137, 152, 161, 184, 188, 266, 274, 322, 329, 376, 437, 532, 548, 644, 658, 874, 893, 959, 1064, 1081, 1096, 1288, 1316, 1748, 1786, 1918, 2162, 2603, 2632, 3059, 3151, 3496, 3572, 3836, 4324, 5206, 6118, 6251, 6302, 6439, 7144, 7567, 7672, 8648, 10412, 12236, 12502, 12604, 12878, 15134, 18221, 20539, 20824, 22057, 24472, 25004, 25208, 25756, 30268, 36442, 41078, 44114, 45073, 50008, 51512, 59869, 60536, 72884, 82156, 88228, 90146, 119738, 122341, 143773, 145768, 148097, 164312, 176456, 180292, 239476, 244682, 287546, 296194, 360584, 419083, 478952, 489364, 575092, 592388, 838166, 856387, 978728, 1036679, 1150184, 1184776, 1676332, 1712774, 2073358, 2813843, 3352664, 3425548, 4146716, 5627686, 6851096, 8293432, 11255372, 19696901, 22510744, 39393802, 78787604, 157575208]

約数ペア:

[(1, 157575208), (2, 78787604), (4, 39393802), (7, 22510744), (8, 19696901), (14, 11255372), (19, 8293432), (23, 6851096), (28, 5627686), (38, 4146716), (46, 3425548), (47, 3352664), (56, 2813843), (76, 2073358), (92, 1712774), (94, 1676332), (133, 1184776), (137, 1150184), (152, 1036679), (161, 978728), (184, 856387), (188, 838166), (266, 592388), (274, 575092), (322, 489364), (329, 478952), (376, 419083), (437, 360584), (532, 296194), (548, 287546), (644, 244682), (658, 239476), (874, 180292), (893, 176456), (959, 164312), (1064, 148097), (1081, 145768), (1096, 143773), (1288, 122341), (1316, 119738), (1748, 90146), (1786, 88228), (1918, 82156), (2162, 72884), (2603, 60536), (2632, 59869), (3059, 51512), (3151, 50008), (3496, 45073), (3572, 44114), (3836, 41078), (4324, 36442), (5206, 30268), (6118, 25756), (6251, 25208), (6302, 25004), (6439, 24472), (7144, 22057), (7567, 20824), (7672, 20539), (8648, 18221), (10412, 15134), (12236, 12878), (12502, 12604)]