246956220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{195997}}^1$

素因数の和:196019

約数の個数: 72

約数和(自身を含む): 856119264

約数和(自身を除く): 609163044

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 195997, 391994, 587991, 783988, 979985, 1175982, 1371979, 1763973, 1959970, 2351964, 2743958, 2939955, 3527946, 3919940, 4115937, 5487916, 5879910, 6859895, 7055892, 8231874, 8819865, 11759820, 12347811, 13719790, 16463748, 17639730, 20579685, 24695622, 27439580, 35279460, 41159370, 49391244, 61739055, 82318740, 123478110, 246956220]

約数ペア:

[(1, 246956220), (2, 123478110), (3, 82318740), (4, 61739055), (5, 49391244), (6, 41159370), (7, 35279460), (9, 27439580), (10, 24695622), (12, 20579685), (14, 17639730), (15, 16463748), (18, 13719790), (20, 12347811), (21, 11759820), (28, 8819865), (30, 8231874), (35, 7055892), (36, 6859895), (42, 5879910), (45, 5487916), (60, 4115937), (63, 3919940), (70, 3527946), (84, 2939955), (90, 2743958), (105, 2351964), (126, 1959970), (140, 1763973), (180, 1371979), (210, 1175982), (252, 979985), (315, 783988), (420, 587991), (630, 391994), (1260, 195997)]