81139296

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:441

約数の個数: 144

約数和(自身を含む): 253725696

約数和(自身を除く): 172586400

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 49, 56, 84, 94, 96, 98, 112, 141, 147, 168, 188, 196, 224, 282, 294, 329, 336, 367, 376, 392, 564, 588, 658, 672, 734, 752, 784, 987, 1101, 1128, 1176, 1316, 1468, 1504, 1568, 1974, 2202, 2256, 2303, 2352, 2569, 2632, 2936, 3948, 4404, 4512, 4606, 4704, 5138, 5264, 5872, 6909, 7707, 7896, 8808, 9212, 10276, 10528, 11744, 13818, 15414, 15792, 17249, 17616, 17983, 18424, 20552, 27636, 30828, 31584, 34498, 35232, 35966, 36848, 41104, 51747, 53949, 55272, 61656, 68996, 71932, 73696, 82208, 103494, 107898, 110544, 120743, 123312, 137992, 143864, 206988, 215796, 221088, 241486, 246624, 275984, 287728, 362229, 413976, 431592, 482972, 551968, 575456, 724458, 827952, 845201, 863184, 965944, 1448916, 1655904, 1690402, 1726368, 1931888, 2535603, 2897832, 3380804, 3863776, 5071206, 5795664, 6761608, 10142412, 11591328, 13523216, 20284824, 27046432, 40569648, 81139296]

約数ペア:

[(1, 81139296), (2, 40569648), (3, 27046432), (4, 20284824), (6, 13523216), (7, 11591328), (8, 10142412), (12, 6761608), (14, 5795664), (16, 5071206), (21, 3863776), (24, 3380804), (28, 2897832), (32, 2535603), (42, 1931888), (47, 1726368), (48, 1690402), (49, 1655904), (56, 1448916), (84, 965944), (94, 863184), (96, 845201), (98, 827952), (112, 724458), (141, 575456), (147, 551968), (168, 482972), (188, 431592), (196, 413976), (224, 362229), (282, 287728), (294, 275984), (329, 246624), (336, 241486), (367, 221088), (376, 215796), (392, 206988), (564, 143864), (588, 137992), (658, 123312), (672, 120743), (734, 110544), (752, 107898), (784, 103494), (987, 82208), (1101, 73696), (1128, 71932), (1176, 68996), (1316, 61656), (1468, 55272), (1504, 53949), (1568, 51747), (1974, 41104), (2202, 36848), (2256, 35966), (2303, 35232), (2352, 34498), (2569, 31584), (2632, 30828), (2936, 27636), (3948, 20552), (4404, 18424), (4512, 17983), (4606, 17616), (4704, 17249), (5138, 15792), (5264, 15414), (5872, 13818), (6909, 11744), (7707, 10528), (7896, 10276), (8808, 9212)]