217020816

素因数分解:

$2^4\times 3^3\times {\mathrm{97}}^1\times {\mathrm{5179}}^1$

素因数の和:5293

約数の個数: 80

約数和(自身を含む): 629473600

約数和(自身を除く): 412452784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 97, 108, 144, 194, 216, 291, 388, 432, 582, 776, 873, 1164, 1552, 1746, 2328, 2619, 3492, 4656, 5179, 5238, 6984, 10358, 10476, 13968, 15537, 20716, 20952, 31074, 41432, 41904, 46611, 62148, 82864, 93222, 124296, 139833, 186444, 248592, 279666, 372888, 502363, 559332, 745776, 1004726, 1118664, 1507089, 2009452, 2237328, 3014178, 4018904, 4521267, 6028356, 8037808, 9042534, 12056712, 13563801, 18085068, 24113424, 27127602, 36170136, 54255204, 72340272, 108510408, 217020816]

約数ペア:

[(1, 217020816), (2, 108510408), (3, 72340272), (4, 54255204), (6, 36170136), (8, 27127602), (9, 24113424), (12, 18085068), (16, 13563801), (18, 12056712), (24, 9042534), (27, 8037808), (36, 6028356), (48, 4521267), (54, 4018904), (72, 3014178), (97, 2237328), (108, 2009452), (144, 1507089), (194, 1118664), (216, 1004726), (291, 745776), (388, 559332), (432, 502363), (582, 372888), (776, 279666), (873, 248592), (1164, 186444), (1552, 139833), (1746, 124296), (2328, 93222), (2619, 82864), (3492, 62148), (4656, 46611), (5179, 41904), (5238, 41432), (6984, 31074), (10358, 20952), (10476, 20716), (13968, 15537)]