208959912

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{6581}}^1$

素因数の和:6613

約数の個数: 120

約数和(自身を含む): 680940810

約数和(自身を除く): 471980898

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 648, 756, 882, 1134, 1176, 1323, 1512, 1764, 2268, 2646, 3528, 3969, 4536, 5292, 6581, 7938, 10584, 13162, 15876, 19743, 26324, 31752, 39486, 46067, 52648, 59229, 78972, 92134, 118458, 138201, 157944, 177687, 184268, 236916, 276402, 322469, 355374, 368536, 414603, 473832, 533061, 552804, 644938, 710748, 829206, 967407, 1066122, 1105608, 1243809, 1289876, 1421496, 1658412, 1934814, 2132244, 2487618, 2579752, 2902221, 3316824, 3731427, 3869628, 4264488, 4975236, 5804442, 7462854, 7739256, 8706663, 9950472, 11608884, 14925708, 17413326, 23217768, 26119989, 29851416, 34826652, 52239978, 69653304, 104479956, 208959912]

約数ペア:

[(1, 208959912), (2, 104479956), (3, 69653304), (4, 52239978), (6, 34826652), (7, 29851416), (8, 26119989), (9, 23217768), (12, 17413326), (14, 14925708), (18, 11608884), (21, 9950472), (24, 8706663), (27, 7739256), (28, 7462854), (36, 5804442), (42, 4975236), (49, 4264488), (54, 3869628), (56, 3731427), (63, 3316824), (72, 2902221), (81, 2579752), (84, 2487618), (98, 2132244), (108, 1934814), (126, 1658412), (147, 1421496), (162, 1289876), (168, 1243809), (189, 1105608), (196, 1066122), (216, 967407), (252, 829206), (294, 710748), (324, 644938), (378, 552804), (392, 533061), (441, 473832), (504, 414603), (567, 368536), (588, 355374), (648, 322469), (756, 276402), (882, 236916), (1134, 184268), (1176, 177687), (1323, 157944), (1512, 138201), (1764, 118458), (2268, 92134), (2646, 78972), (3528, 59229), (3969, 52648), (4536, 46067), (5292, 39486), (6581, 31752), (7938, 26324), (10584, 19743), (13162, 15876)]