268579220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{147571}}^1$

素因数の和:147600

約数の個数: 48

約数和(自身を含む): 694178688

約数和(自身を除く): 425599468

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 147571, 295142, 590284, 737855, 1032997, 1475710, 1918423, 2065994, 2951420, 3836846, 4131988, 5164985, 7673692, 9592115, 10329970, 13428961, 19184230, 20659940, 26857922, 38368460, 53715844, 67144805, 134289610, 268579220]

約数ペア:

[(1, 268579220), (2, 134289610), (4, 67144805), (5, 53715844), (7, 38368460), (10, 26857922), (13, 20659940), (14, 19184230), (20, 13428961), (26, 10329970), (28, 9592115), (35, 7673692), (52, 5164985), (65, 4131988), (70, 3836846), (91, 2951420), (130, 2065994), (140, 1918423), (182, 1475710), (260, 1032997), (364, 737855), (455, 590284), (910, 295142), (1820, 147571)]