378475216

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 120

約数和(自身を含む): 917921160

約数和(自身を除く): 539445944

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 73, 98, 112, 119, 136, 146, 196, 238, 272, 292, 389, 392, 476, 511, 584, 778, 784, 833, 952, 1022, 1168, 1241, 1556, 1666, 1904, 2044, 2482, 2723, 3112, 3332, 3577, 4088, 4964, 5446, 6224, 6613, 6664, 7154, 8176, 8687, 9928, 10892, 13226, 13328, 14308, 17374, 19061, 19856, 21784, 26452, 28397, 28616, 34748, 38122, 43568, 46291, 52904, 56794, 57232, 60809, 69496, 76244, 92582, 105808, 113588, 121618, 138992, 152488, 185164, 198779, 227176, 243236, 304976, 324037, 370328, 397558, 454352, 482749, 486472, 648074, 740656, 795116, 965498, 972944, 1296148, 1391453, 1590232, 1930996, 2592296, 2782906, 3180464, 3379243, 3861992, 5184592, 5565812, 6758486, 7723984, 11131624, 13516972, 22263248, 23654701, 27033944, 47309402, 54067888, 94618804, 189237608, 378475216]

約数ペア:

[(1, 378475216), (2, 189237608), (4, 94618804), (7, 54067888), (8, 47309402), (14, 27033944), (16, 23654701), (17, 22263248), (28, 13516972), (34, 11131624), (49, 7723984), (56, 6758486), (68, 5565812), (73, 5184592), (98, 3861992), (112, 3379243), (119, 3180464), (136, 2782906), (146, 2592296), (196, 1930996), (238, 1590232), (272, 1391453), (292, 1296148), (389, 972944), (392, 965498), (476, 795116), (511, 740656), (584, 648074), (778, 486472), (784, 482749), (833, 454352), (952, 397558), (1022, 370328), (1168, 324037), (1241, 304976), (1556, 243236), (1666, 227176), (1904, 198779), (2044, 185164), (2482, 152488), (2723, 138992), (3112, 121618), (3332, 113588), (3577, 105808), (4088, 92582), (4964, 76244), (5446, 69496), (6224, 60809), (6613, 57232), (6664, 56794), (7154, 52904), (8176, 46291), (8687, 43568), (9928, 38122), (10892, 34748), (13226, 28616), (13328, 28397), (14308, 26452), (17374, 21784), (19061, 19856)]