288889338

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 638668800

約数和(自身を除く): 349779462

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 239, 437, 461, 478, 717, 874, 922, 1311, 1383, 1434, 2622, 2766, 4541, 5497, 8759, 9082, 10603, 10994, 13623, 16491, 17518, 21206, 26277, 27246, 31809, 32982, 52554, 63618, 104443, 110179, 201457, 208886, 220358, 313329, 330537, 402914, 604371, 626658, 661074, 1208742, 2093401, 2534117, 4186802, 5068234, 6280203, 7602351, 12560406, 15204702, 48148223, 96296446, 144444669, 288889338]

約数ペア:

[(1, 288889338), (2, 144444669), (3, 96296446), (6, 48148223), (19, 15204702), (23, 12560406), (38, 7602351), (46, 6280203), (57, 5068234), (69, 4186802), (114, 2534117), (138, 2093401), (239, 1208742), (437, 661074), (461, 626658), (478, 604371), (717, 402914), (874, 330537), (922, 313329), (1311, 220358), (1383, 208886), (1434, 201457), (2622, 110179), (2766, 104443), (4541, 63618), (5497, 52554), (8759, 32982), (9082, 31809), (10603, 27246), (10994, 26277), (13623, 21206), (16491, 17518)]