279810972

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1249}}^1$

素因数の和:1400

約数の個数: 108

約数和(自身を含む): 829920000

約数和(自身を除く): 550109028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 127, 147, 196, 252, 254, 294, 381, 441, 508, 588, 762, 882, 889, 1143, 1249, 1524, 1764, 1778, 2286, 2498, 2667, 3556, 3747, 4572, 4996, 5334, 6223, 7494, 8001, 8743, 10668, 11241, 12446, 14988, 16002, 17486, 18669, 22482, 24892, 26229, 32004, 34972, 37338, 44964, 52458, 56007, 61201, 74676, 78687, 104916, 112014, 122402, 157374, 158623, 183603, 224028, 244804, 314748, 317246, 367206, 475869, 550809, 634492, 734412, 951738, 1101618, 1110361, 1427607, 1903476, 2203236, 2220722, 2855214, 3331083, 4441444, 5710428, 6662166, 7772527, 9993249, 13324332, 15545054, 19986498, 23317581, 31090108, 39972996, 46635162, 69952743, 93270324, 139905486, 279810972]

約数ペア:

[(1, 279810972), (2, 139905486), (3, 93270324), (4, 69952743), (6, 46635162), (7, 39972996), (9, 31090108), (12, 23317581), (14, 19986498), (18, 15545054), (21, 13324332), (28, 9993249), (36, 7772527), (42, 6662166), (49, 5710428), (63, 4441444), (84, 3331083), (98, 2855214), (126, 2220722), (127, 2203236), (147, 1903476), (196, 1427607), (252, 1110361), (254, 1101618), (294, 951738), (381, 734412), (441, 634492), (508, 550809), (588, 475869), (762, 367206), (882, 317246), (889, 314748), (1143, 244804), (1249, 224028), (1524, 183603), (1764, 158623), (1778, 157374), (2286, 122402), (2498, 112014), (2667, 104916), (3556, 78687), (3747, 74676), (4572, 61201), (4996, 56007), (5334, 52458), (6223, 44964), (7494, 37338), (8001, 34972), (8743, 32004), (10668, 26229), (11241, 24892), (12446, 22482), (14988, 18669), (16002, 17486)]