1309140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1039}}^1$

素因数の和:1061

約数の個数: 72

約数和(自身を含む): 4542720

約数和(自身を除く): 3233580

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, 1039, 1260, 2078, 3117, 4156, 5195, 6234, 7273, 9351, 10390, 12468, 14546, 15585, 18702, 20780, 21819, 29092, 31170, 36365, 37404, 43638, 46755, 62340, 65457, 72730, 87276, 93510, 109095, 130914, 145460, 187020, 218190, 261828, 327285, 436380, 654570, 1309140]

約数ペア:

[(1, 1309140), (2, 654570), (3, 436380), (4, 327285), (5, 261828), (6, 218190), (7, 187020), (9, 145460), (10, 130914), (12, 109095), (14, 93510), (15, 87276), (18, 72730), (20, 65457), (21, 62340), (28, 46755), (30, 43638), (35, 37404), (36, 36365), (42, 31170), (45, 29092), (60, 21819), (63, 20780), (70, 18702), (84, 15585), (90, 14546), (105, 12468), (126, 10390), (140, 9351), (180, 7273), (210, 6234), (252, 5195), (315, 4156), (420, 3117), (630, 2078), (1039, 1260)]