208607448

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 620421120

約数和(自身を除く): 411813672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 67, 84, 86, 129, 134, 168, 172, 201, 258, 268, 301, 344, 402, 431, 469, 516, 536, 602, 804, 862, 903, 938, 1032, 1204, 1293, 1407, 1608, 1724, 1806, 1876, 2408, 2586, 2814, 2881, 3017, 3448, 3612, 3752, 5172, 5628, 5762, 6034, 7224, 8643, 9051, 10344, 11256, 11524, 12068, 17286, 18102, 18533, 20167, 23048, 24136, 28877, 34572, 36204, 37066, 40334, 55599, 57754, 60501, 69144, 72408, 74132, 80668, 86631, 111198, 115508, 121002, 129731, 148264, 161336, 173262, 202139, 222396, 231016, 242004, 259462, 346524, 389193, 404278, 444792, 484008, 518924, 606417, 693048, 778386, 808556, 1037848, 1212834, 1241711, 1556772, 1617112, 2425668, 2483422, 3113544, 3725133, 4851336, 4966844, 7450266, 8691977, 9933688, 14900532, 17383954, 26075931, 29801064, 34767908, 52151862, 69535816, 104303724, 208607448]

約数ペア:

[(1, 208607448), (2, 104303724), (3, 69535816), (4, 52151862), (6, 34767908), (7, 29801064), (8, 26075931), (12, 17383954), (14, 14900532), (21, 9933688), (24, 8691977), (28, 7450266), (42, 4966844), (43, 4851336), (56, 3725133), (67, 3113544), (84, 2483422), (86, 2425668), (129, 1617112), (134, 1556772), (168, 1241711), (172, 1212834), (201, 1037848), (258, 808556), (268, 778386), (301, 693048), (344, 606417), (402, 518924), (431, 484008), (469, 444792), (516, 404278), (536, 389193), (602, 346524), (804, 259462), (862, 242004), (903, 231016), (938, 222396), (1032, 202139), (1204, 173262), (1293, 161336), (1407, 148264), (1608, 129731), (1724, 121002), (1806, 115508), (1876, 111198), (2408, 86631), (2586, 80668), (2814, 74132), (2881, 72408), (3017, 69144), (3448, 60501), (3612, 57754), (3752, 55599), (5172, 40334), (5628, 37066), (5762, 36204), (6034, 34572), (7224, 28877), (8643, 24136), (9051, 23048), (10344, 20167), (11256, 18533), (11524, 18102), (12068, 17286)]