178289008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:686

約数の個数: 80

約数和(自身を含む): 388903680

約数和(自身を除く): 210614672

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 43, 46, 76, 86, 92, 152, 172, 184, 304, 344, 368, 437, 593, 688, 817, 874, 989, 1186, 1634, 1748, 1978, 2372, 3268, 3496, 3956, 4744, 6536, 6992, 7912, 9488, 11267, 13072, 13639, 15824, 18791, 22534, 25499, 27278, 37582, 45068, 50998, 54556, 75164, 90136, 101996, 109112, 150328, 180272, 203992, 218224, 259141, 300656, 407984, 484481, 518282, 586477, 968962, 1036564, 1172954, 1937924, 2073128, 2345908, 3875848, 4146256, 4691816, 7751696, 9383632, 11143063, 22286126, 44572252, 89144504, 178289008]

約数ペア:

[(1, 178289008), (2, 89144504), (4, 44572252), (8, 22286126), (16, 11143063), (19, 9383632), (23, 7751696), (38, 4691816), (43, 4146256), (46, 3875848), (76, 2345908), (86, 2073128), (92, 1937924), (152, 1172954), (172, 1036564), (184, 968962), (304, 586477), (344, 518282), (368, 484481), (437, 407984), (593, 300656), (688, 259141), (817, 218224), (874, 203992), (989, 180272), (1186, 150328), (1634, 109112), (1748, 101996), (1978, 90136), (2372, 75164), (3268, 54556), (3496, 50998), (3956, 45068), (4744, 37582), (6536, 27278), (6992, 25499), (7912, 22534), (9488, 18791), (11267, 15824), (13072, 13639)]