220341954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 519321600

約数和(自身を除く): 298979646

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 199, 246, 287, 398, 574, 597, 643, 861, 1194, 1286, 1393, 1722, 1929, 2786, 3858, 4179, 4501, 8159, 8358, 9002, 13503, 16318, 24477, 26363, 27006, 48954, 52726, 57113, 79089, 114226, 127957, 158178, 171339, 184541, 255914, 342678, 369082, 383871, 553623, 767742, 895699, 1107246, 1791398, 2687097, 5246237, 5374194, 10492474, 15738711, 31477422, 36723659, 73447318, 110170977, 220341954]

約数ペア:

[(1, 220341954), (2, 110170977), (3, 73447318), (6, 36723659), (7, 31477422), (14, 15738711), (21, 10492474), (41, 5374194), (42, 5246237), (82, 2687097), (123, 1791398), (199, 1107246), (246, 895699), (287, 767742), (398, 553623), (574, 383871), (597, 369082), (643, 342678), (861, 255914), (1194, 184541), (1286, 171339), (1393, 158178), (1722, 127957), (1929, 114226), (2786, 79089), (3858, 57113), (4179, 52726), (4501, 48954), (8159, 27006), (8358, 26363), (9002, 24477), (13503, 16318)]