320046944

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:716

約数の個数: 96

約数和(自身を含む): 764870400

約数和(自身を除く): 444823456

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 139, 152, 224, 266, 278, 304, 532, 541, 556, 608, 973, 1064, 1082, 1112, 1946, 2128, 2164, 2224, 2641, 3787, 3892, 4256, 4328, 4448, 5282, 7574, 7784, 8656, 10279, 10564, 15148, 15568, 17312, 18487, 20558, 21128, 30296, 31136, 36974, 41116, 42256, 60592, 71953, 73948, 75199, 82232, 84512, 121184, 143906, 147896, 150398, 164464, 287812, 295792, 300796, 328928, 526393, 575624, 591584, 601592, 1052786, 1151248, 1203184, 1428781, 2105572, 2302496, 2406368, 2857562, 4211144, 5715124, 8422288, 10001467, 11430248, 16844576, 20002934, 22860496, 40005868, 45720992, 80011736, 160023472, 320046944]

約数ペア:

[(1, 320046944), (2, 160023472), (4, 80011736), (7, 45720992), (8, 40005868), (14, 22860496), (16, 20002934), (19, 16844576), (28, 11430248), (32, 10001467), (38, 8422288), (56, 5715124), (76, 4211144), (112, 2857562), (133, 2406368), (139, 2302496), (152, 2105572), (224, 1428781), (266, 1203184), (278, 1151248), (304, 1052786), (532, 601592), (541, 591584), (556, 575624), (608, 526393), (973, 328928), (1064, 300796), (1082, 295792), (1112, 287812), (1946, 164464), (2128, 150398), (2164, 147896), (2224, 143906), (2641, 121184), (3787, 84512), (3892, 82232), (4256, 75199), (4328, 73948), (4448, 71953), (5282, 60592), (7574, 42256), (7784, 41116), (8656, 36974), (10279, 31136), (10564, 30296), (15148, 21128), (15568, 20558), (17312, 18487)]