989920656

素因数分解:

$2^4\times 3^3\times {\mathrm{89}}^1\times {\mathrm{25747}}^1$

素因数の和:25853

約数の個数: 80

約数和(自身を含む): 2873476800

約数和(自身を除く): 1883556144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 89, 108, 144, 178, 216, 267, 356, 432, 534, 712, 801, 1068, 1424, 1602, 2136, 2403, 3204, 4272, 4806, 6408, 9612, 12816, 19224, 25747, 38448, 51494, 77241, 102988, 154482, 205976, 231723, 308964, 411952, 463446, 617928, 695169, 926892, 1235856, 1390338, 1853784, 2291483, 2780676, 3707568, 4582966, 5561352, 6874449, 9165932, 11122704, 13748898, 18331864, 20623347, 27497796, 36663728, 41246694, 54995592, 61870041, 82493388, 109991184, 123740082, 164986776, 247480164, 329973552, 494960328, 989920656]

約数ペア:

[(1, 989920656), (2, 494960328), (3, 329973552), (4, 247480164), (6, 164986776), (8, 123740082), (9, 109991184), (12, 82493388), (16, 61870041), (18, 54995592), (24, 41246694), (27, 36663728), (36, 27497796), (48, 20623347), (54, 18331864), (72, 13748898), (89, 11122704), (108, 9165932), (144, 6874449), (178, 5561352), (216, 4582966), (267, 3707568), (356, 2780676), (432, 2291483), (534, 1853784), (712, 1390338), (801, 1235856), (1068, 926892), (1424, 695169), (1602, 617928), (2136, 463446), (2403, 411952), (3204, 308964), (4272, 231723), (4806, 205976), (6408, 154482), (9612, 102988), (12816, 77241), (19224, 51494), (25747, 38448)]