128888328

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{907}}^1$

素因数の和:1138

約数の個数: 64

約数和(自身を含む): 334725120

約数和(自身を除く): 205836792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 191, 248, 372, 382, 573, 744, 764, 907, 1146, 1528, 1814, 2292, 2721, 3628, 4584, 5442, 5921, 7256, 10884, 11842, 17763, 21768, 23684, 28117, 35526, 47368, 56234, 71052, 84351, 112468, 142104, 168702, 173237, 224936, 337404, 346474, 519711, 674808, 692948, 1039422, 1385896, 2078844, 4157688, 5370347, 10740694, 16111041, 21481388, 32222082, 42962776, 64444164, 128888328]

約数ペア:

[(1, 128888328), (2, 64444164), (3, 42962776), (4, 32222082), (6, 21481388), (8, 16111041), (12, 10740694), (24, 5370347), (31, 4157688), (62, 2078844), (93, 1385896), (124, 1039422), (186, 692948), (191, 674808), (248, 519711), (372, 346474), (382, 337404), (573, 224936), (744, 173237), (764, 168702), (907, 142104), (1146, 112468), (1528, 84351), (1814, 71052), (2292, 56234), (2721, 47368), (3628, 35526), (4584, 28117), (5442, 23684), (5921, 21768), (7256, 17763), (10884, 11842)]