488178180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{7907}}^1$

素因数の和:7943

約数の個数: 144

約数和(自身を含む): 1727107200

約数和(自身を除く): 1238929020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2940, 3087, 3430, 4116, 4410, 5145, 6174, 6860, 7907, 8820, 10290, 12348, 15435, 15814, 20580, 23721, 30870, 31628, 39535, 47442, 55349, 61740, 71163, 79070, 94884, 110698, 118605, 142326, 158140, 166047, 221396, 237210, 276745, 284652, 332094, 355815, 387443, 474420, 498141, 553490, 664188, 711630, 774886, 830235, 996282, 1106980, 1162329, 1423260, 1549772, 1660470, 1937215, 1992564, 2324658, 2490705, 2712101, 3320940, 3486987, 3874430, 4649316, 4981410, 5424202, 5811645, 6973974, 7748860, 8136303, 9962820, 10848404, 11623290, 13560505, 13947948, 16272606, 17434935, 23246580, 24408909, 27121010, 32545212, 34869870, 40681515, 48817818, 54242020, 69739740, 81363030, 97635636, 122044545, 162726060, 244089090, 488178180]

約数ペア:

[(1, 488178180), (2, 244089090), (3, 162726060), (4, 122044545), (5, 97635636), (6, 81363030), (7, 69739740), (9, 54242020), (10, 48817818), (12, 40681515), (14, 34869870), (15, 32545212), (18, 27121010), (20, 24408909), (21, 23246580), (28, 17434935), (30, 16272606), (35, 13947948), (36, 13560505), (42, 11623290), (45, 10848404), (49, 9962820), (60, 8136303), (63, 7748860), (70, 6973974), (84, 5811645), (90, 5424202), (98, 4981410), (105, 4649316), (126, 3874430), (140, 3486987), (147, 3320940), (180, 2712101), (196, 2490705), (210, 2324658), (245, 1992564), (252, 1937215), (294, 1660470), (315, 1549772), (343, 1423260), (420, 1162329), (441, 1106980), (490, 996282), (588, 830235), (630, 774886), (686, 711630), (735, 664188), (882, 553490), (980, 498141), (1029, 474420), (1260, 387443), (1372, 355815), (1470, 332094), (1715, 284652), (1764, 276745), (2058, 237210), (2205, 221396), (2940, 166047), (3087, 158140), (3430, 142326), (4116, 118605), (4410, 110698), (5145, 94884), (6174, 79070), (6860, 71163), (7907, 61740), (8820, 55349), (10290, 47442), (12348, 39535), (15435, 31628), (15814, 30870), (20580, 23721)]