260735580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{206933}}^1$

素因数の和:206955

約数の個数: 72

約数和(自身を含む): 903887712

約数和(自身を除く): 643152132

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, 206933, 413866, 620799, 827732, 1034665, 1241598, 1448531, 1862397, 2069330, 2483196, 2897062, 3103995, 3724794, 4138660, 4345593, 5794124, 6207990, 7242655, 7449588, 8691186, 9311985, 12415980, 13036779, 14485310, 17382372, 18623970, 21727965, 26073558, 28970620, 37247940, 43455930, 52147116, 65183895, 86911860, 130367790, 260735580]

約数ペア:

[(1, 260735580), (2, 130367790), (3, 86911860), (4, 65183895), (5, 52147116), (6, 43455930), (7, 37247940), (9, 28970620), (10, 26073558), (12, 21727965), (14, 18623970), (15, 17382372), (18, 14485310), (20, 13036779), (21, 12415980), (28, 9311985), (30, 8691186), (35, 7449588), (36, 7242655), (42, 6207990), (45, 5794124), (60, 4345593), (63, 4138660), (70, 3724794), (84, 3103995), (90, 2897062), (105, 2483196), (126, 2069330), (140, 1862397), (180, 1448531), (210, 1241598), (252, 1034665), (315, 827732), (420, 620799), (630, 413866), (1260, 206933)]