140686728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1741}}^1$

素因数の和:1807

約数の個数: 128

約数和(自身を含む): 444837120

約数和(自身を除く): 304150392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 52, 56, 74, 78, 84, 91, 104, 111, 148, 156, 168, 182, 222, 259, 273, 296, 312, 364, 444, 481, 518, 546, 728, 777, 888, 962, 1036, 1092, 1443, 1554, 1741, 1924, 2072, 2184, 2886, 3108, 3367, 3482, 3848, 5223, 5772, 6216, 6734, 6964, 10101, 10446, 11544, 12187, 13468, 13928, 20202, 20892, 22633, 24374, 26936, 36561, 40404, 41784, 45266, 48748, 64417, 67899, 73122, 80808, 90532, 97496, 128834, 135798, 146244, 158431, 181064, 193251, 257668, 271596, 292488, 316862, 386502, 450919, 475293, 515336, 543192, 633724, 773004, 837421, 901838, 950586, 1267448, 1352757, 1546008, 1674842, 1803676, 1901172, 2512263, 2705514, 3349684, 3607352, 3802344, 5024526, 5411028, 5861947, 6699368, 10049052, 10822056, 11723894, 17585841, 20098104, 23447788, 35171682, 46895576, 70343364, 140686728]

約数ペア:

[(1, 140686728), (2, 70343364), (3, 46895576), (4, 35171682), (6, 23447788), (7, 20098104), (8, 17585841), (12, 11723894), (13, 10822056), (14, 10049052), (21, 6699368), (24, 5861947), (26, 5411028), (28, 5024526), (37, 3802344), (39, 3607352), (42, 3349684), (52, 2705514), (56, 2512263), (74, 1901172), (78, 1803676), (84, 1674842), (91, 1546008), (104, 1352757), (111, 1267448), (148, 950586), (156, 901838), (168, 837421), (182, 773004), (222, 633724), (259, 543192), (273, 515336), (296, 475293), (312, 450919), (364, 386502), (444, 316862), (481, 292488), (518, 271596), (546, 257668), (728, 193251), (777, 181064), (888, 158431), (962, 146244), (1036, 135798), (1092, 128834), (1443, 97496), (1554, 90532), (1741, 80808), (1924, 73122), (2072, 67899), (2184, 64417), (2886, 48748), (3108, 45266), (3367, 41784), (3482, 40404), (3848, 36561), (5223, 26936), (5772, 24374), (6216, 22633), (6734, 20892), (6964, 20202), (10101, 13928), (10446, 13468), (11544, 12187)]