319312980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{253423}}^1$

素因数の和:253445

約数の個数: 72

約数和(自身を含む): 1106956032

約数和(自身を除く): 787643052

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, 253423, 506846, 760269, 1013692, 1267115, 1520538, 1773961, 2280807, 2534230, 3041076, 3547922, 3801345, 4561614, 5068460, 5321883, 7095844, 7602690, 8869805, 9123228, 10643766, 11404035, 15205380, 15965649, 17739610, 21287532, 22808070, 26609415, 31931298, 35479220, 45616140, 53218830, 63862596, 79828245, 106437660, 159656490, 319312980]

約数ペア:

[(1, 319312980), (2, 159656490), (3, 106437660), (4, 79828245), (5, 63862596), (6, 53218830), (7, 45616140), (9, 35479220), (10, 31931298), (12, 26609415), (14, 22808070), (15, 21287532), (18, 17739610), (20, 15965649), (21, 15205380), (28, 11404035), (30, 10643766), (35, 9123228), (36, 8869805), (42, 7602690), (45, 7095844), (60, 5321883), (63, 5068460), (70, 4561614), (84, 3801345), (90, 3547922), (105, 3041076), (126, 2534230), (140, 2280807), (180, 1773961), (210, 1520538), (252, 1267115), (315, 1013692), (420, 760269), (630, 506846), (1260, 253423)]