640637596416

素因数分解:

$2^8\times 3^1\times {\mathrm{149}}^1\times {\mathrm{1721}}^1\times {\mathrm{3253}}^1$

素因数の和:5142

約数の個数: 144

約数和(自身を含む): 1717998760800

約数和(自身を除く): 1077361164384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 149, 192, 256, 298, 384, 447, 596, 768, 894, 1192, 1721, 1788, 2384, 3253, 3442, 3576, 4768, 5163, 6506, 6884, 7152, 9536, 9759, 10326, 13012, 13768, 14304, 19072, 19518, 20652, 26024, 27536, 28608, 38144, 39036, 41304, 52048, 55072, 57216, 78072, 82608, 104096, 110144, 114432, 156144, 165216, 208192, 220288, 256429, 312288, 330432, 416384, 440576, 484697, 512858, 624576, 660864, 769287, 832768, 969394, 1025716, 1249152, 1321728, 1454091, 1538574, 1938788, 2051432, 2498304, 2908182, 3077148, 3877576, 4102864, 5598413, 5816364, 6154296, 7755152, 8205728, 11196826, 11632728, 12308592, 15510304, 16411456, 16795239, 22393652, 23265456, 24617184, 31020608, 32822912, 33590478, 44787304, 46530912, 49234368, 62041216, 65645824, 67180956, 89574608, 93061824, 98468736, 124082432, 134361912, 179149216, 186123648, 196937472, 268723824, 358298432, 372247296, 537447648, 716596864, 834163537, 1074895296, 1433193728, 1668327074, 2149790592, 2502490611, 3336654148, 4299581184, 5004981222, 6673308296, 10009962444, 13346616592, 20019924888, 26693233184, 40039849776, 53386466368, 80079699552, 106772932736, 160159399104, 213545865472, 320318798208, 640637596416]

約数ペア:

[(1, 640637596416), (2, 320318798208), (3, 213545865472), (4, 160159399104), (6, 106772932736), (8, 80079699552), (12, 53386466368), (16, 40039849776), (24, 26693233184), (32, 20019924888), (48, 13346616592), (64, 10009962444), (96, 6673308296), (128, 5004981222), (149, 4299581184), (192, 3336654148), (256, 2502490611), (298, 2149790592), (384, 1668327074), (447, 1433193728), (596, 1074895296), (768, 834163537), (894, 716596864), (1192, 537447648), (1721, 372247296), (1788, 358298432), (2384, 268723824), (3253, 196937472), (3442, 186123648), (3576, 179149216), (4768, 134361912), (5163, 124082432), (6506, 98468736), (6884, 93061824), (7152, 89574608), (9536, 67180956), (9759, 65645824), (10326, 62041216), (13012, 49234368), (13768, 46530912), (14304, 44787304), (19072, 33590478), (19518, 32822912), (20652, 31020608), (26024, 24617184), (27536, 23265456), (28608, 22393652), (38144, 16795239), (39036, 16411456), (41304, 15510304), (52048, 12308592), (55072, 11632728), (57216, 11196826), (78072, 8205728), (82608, 7755152), (104096, 6154296), (110144, 5816364), (114432, 5598413), (156144, 4102864), (165216, 3877576), (208192, 3077148), (220288, 2908182), (256429, 2498304), (312288, 2051432), (330432, 1938788), (416384, 1538574), (440576, 1454091), (484697, 1321728), (512858, 1249152), (624576, 1025716), (660864, 969394), (769287, 832768)]