80643276

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:122

約数の個数: 180

約数和(自身を含む): 255685584

約数和(自身を除く): 175042308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 37, 42, 54, 62, 63, 74, 81, 84, 93, 108, 111, 124, 126, 148, 162, 186, 189, 217, 222, 252, 259, 279, 324, 333, 372, 378, 434, 444, 518, 558, 567, 651, 666, 756, 777, 837, 868, 961, 999, 1036, 1116, 1134, 1147, 1302, 1332, 1554, 1674, 1922, 1953, 1998, 2268, 2294, 2331, 2511, 2604, 2883, 2997, 3108, 3348, 3441, 3844, 3906, 3996, 4588, 4662, 5022, 5766, 5859, 5994, 6727, 6882, 6993, 7812, 8029, 8649, 9324, 10044, 10323, 11532, 11718, 11988, 13454, 13764, 13986, 16058, 17298, 17577, 20181, 20646, 20979, 23436, 24087, 25947, 26908, 27972, 30969, 32116, 34596, 35154, 35557, 40362, 41292, 41958, 48174, 51894, 60543, 61938, 70308, 71114, 72261, 77841, 80724, 83916, 92907, 96348, 103788, 106671, 121086, 123876, 142228, 144522, 155682, 181629, 185814, 213342, 216783, 242172, 248899, 289044, 311364, 320013, 363258, 371628, 426684, 433566, 497798, 544887, 640026, 650349, 726516, 746697, 867132, 960039, 995596, 1089774, 1280052, 1300698, 1493394, 1920078, 2179548, 2240091, 2601396, 2880117, 2986788, 3840156, 4480182, 5760234, 6720273, 8960364, 11520468, 13440546, 20160819, 26881092, 40321638, 80643276]

約数ペア:

[(1, 80643276), (2, 40321638), (3, 26881092), (4, 20160819), (6, 13440546), (7, 11520468), (9, 8960364), (12, 6720273), (14, 5760234), (18, 4480182), (21, 3840156), (27, 2986788), (28, 2880117), (31, 2601396), (36, 2240091), (37, 2179548), (42, 1920078), (54, 1493394), (62, 1300698), (63, 1280052), (74, 1089774), (81, 995596), (84, 960039), (93, 867132), (108, 746697), (111, 726516), (124, 650349), (126, 640026), (148, 544887), (162, 497798), (186, 433566), (189, 426684), (217, 371628), (222, 363258), (252, 320013), (259, 311364), (279, 289044), (324, 248899), (333, 242172), (372, 216783), (378, 213342), (434, 185814), (444, 181629), (518, 155682), (558, 144522), (567, 142228), (651, 123876), (666, 121086), (756, 106671), (777, 103788), (837, 96348), (868, 92907), (961, 83916), (999, 80724), (1036, 77841), (1116, 72261), (1134, 71114), (1147, 70308), (1302, 61938), (1332, 60543), (1554, 51894), (1674, 48174), (1922, 41958), (1953, 41292), (1998, 40362), (2268, 35557), (2294, 35154), (2331, 34596), (2511, 32116), (2604, 30969), (2883, 27972), (2997, 26908), (3108, 25947), (3348, 24087), (3441, 23436), (3844, 20979), (3906, 20646), (3996, 20181), (4588, 17577), (4662, 17298), (5022, 16058), (5766, 13986), (5859, 13764), (5994, 13454), (6727, 11988), (6882, 11718), (6993, 11532), (7812, 10323), (8029, 10044), (8649, 9324)]