75018300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 250817280

約数和(自身を除く): 175798980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 139, 140, 150, 175, 210, 257, 278, 300, 350, 417, 420, 514, 525, 556, 695, 700, 771, 834, 973, 1028, 1050, 1285, 1390, 1542, 1668, 1799, 1946, 2085, 2100, 2570, 2780, 2919, 3084, 3475, 3598, 3855, 3892, 4170, 4865, 5140, 5397, 5838, 6425, 6950, 7196, 7710, 8340, 8995, 9730, 10425, 10794, 11676, 12850, 13900, 14595, 15420, 17990, 19275, 19460, 20850, 21588, 24325, 25700, 26985, 29190, 35723, 35980, 38550, 41700, 44975, 48650, 53970, 58380, 71446, 72975, 77100, 89950, 97300, 107169, 107940, 134925, 142892, 145950, 178615, 179900, 214338, 250061, 269850, 291900, 357230, 428676, 500122, 535845, 539700, 714460, 750183, 893075, 1000244, 1071690, 1250305, 1500366, 1786150, 2143380, 2500610, 2679225, 3000732, 3572300, 3750915, 5001220, 5358450, 6251525, 7501830, 10716900, 12503050, 15003660, 18754575, 25006100, 37509150, 75018300]

約数ペア:

[(1, 75018300), (2, 37509150), (3, 25006100), (4, 18754575), (5, 15003660), (6, 12503050), (7, 10716900), (10, 7501830), (12, 6251525), (14, 5358450), (15, 5001220), (20, 3750915), (21, 3572300), (25, 3000732), (28, 2679225), (30, 2500610), (35, 2143380), (42, 1786150), (50, 1500366), (60, 1250305), (70, 1071690), (75, 1000244), (84, 893075), (100, 750183), (105, 714460), (139, 539700), (140, 535845), (150, 500122), (175, 428676), (210, 357230), (257, 291900), (278, 269850), (300, 250061), (350, 214338), (417, 179900), (420, 178615), (514, 145950), (525, 142892), (556, 134925), (695, 107940), (700, 107169), (771, 97300), (834, 89950), (973, 77100), (1028, 72975), (1050, 71446), (1285, 58380), (1390, 53970), (1542, 48650), (1668, 44975), (1799, 41700), (1946, 38550), (2085, 35980), (2100, 35723), (2570, 29190), (2780, 26985), (2919, 25700), (3084, 24325), (3475, 21588), (3598, 20850), (3855, 19460), (3892, 19275), (4170, 17990), (4865, 15420), (5140, 14595), (5397, 13900), (5838, 12850), (6425, 11676), (6950, 10794), (7196, 10425), (7710, 9730), (8340, 8995)]