128340420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4447}}^1$

素因数の和:4509

約数の個数: 96

約数和(自身を含む): 397544448

約数和(自身を除く): 269204028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 111, 130, 148, 156, 185, 195, 222, 260, 370, 390, 444, 481, 555, 740, 780, 962, 1110, 1443, 1924, 2220, 2405, 2886, 4447, 4810, 5772, 7215, 8894, 9620, 13341, 14430, 17788, 22235, 26682, 28860, 44470, 53364, 57811, 66705, 88940, 115622, 133410, 164539, 173433, 231244, 266820, 289055, 329078, 346866, 493617, 578110, 658156, 693732, 822695, 867165, 987234, 1156220, 1645390, 1734330, 1974468, 2139007, 2468085, 3290780, 3468660, 4278014, 4936170, 6417021, 8556028, 9872340, 10695035, 12834042, 21390070, 25668084, 32085105, 42780140, 64170210, 128340420]

約数ペア:

[(1, 128340420), (2, 64170210), (3, 42780140), (4, 32085105), (5, 25668084), (6, 21390070), (10, 12834042), (12, 10695035), (13, 9872340), (15, 8556028), (20, 6417021), (26, 4936170), (30, 4278014), (37, 3468660), (39, 3290780), (52, 2468085), (60, 2139007), (65, 1974468), (74, 1734330), (78, 1645390), (111, 1156220), (130, 987234), (148, 867165), (156, 822695), (185, 693732), (195, 658156), (222, 578110), (260, 493617), (370, 346866), (390, 329078), (444, 289055), (481, 266820), (555, 231244), (740, 173433), (780, 164539), (962, 133410), (1110, 115622), (1443, 88940), (1924, 66705), (2220, 57811), (2405, 53364), (2886, 44470), (4447, 28860), (4810, 26682), (5772, 22235), (7215, 17788), (8894, 14430), (9620, 13341)]