18046700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:184

約数の個数: 108

約数和(自身を含む): 47496960

約数和(自身を除く): 29450260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 49, 50, 58, 70, 98, 100, 116, 127, 140, 145, 175, 196, 203, 245, 254, 290, 350, 406, 490, 508, 580, 635, 700, 725, 812, 889, 980, 1015, 1225, 1270, 1421, 1450, 1778, 2030, 2450, 2540, 2842, 2900, 3175, 3556, 3683, 4060, 4445, 4900, 5075, 5684, 6223, 6350, 7105, 7366, 8890, 10150, 12446, 12700, 14210, 14732, 17780, 18415, 20300, 22225, 24892, 25781, 28420, 31115, 35525, 36830, 44450, 51562, 62230, 71050, 73660, 88900, 92075, 103124, 124460, 128905, 142100, 155575, 180467, 184150, 257810, 311150, 360934, 368300, 515620, 622300, 644525, 721868, 902335, 1289050, 1804670, 2578100, 3609340, 4511675, 9023350, 18046700]

約数ペア:

[(1, 18046700), (2, 9023350), (4, 4511675), (5, 3609340), (7, 2578100), (10, 1804670), (14, 1289050), (20, 902335), (25, 721868), (28, 644525), (29, 622300), (35, 515620), (49, 368300), (50, 360934), (58, 311150), (70, 257810), (98, 184150), (100, 180467), (116, 155575), (127, 142100), (140, 128905), (145, 124460), (175, 103124), (196, 92075), (203, 88900), (245, 73660), (254, 71050), (290, 62230), (350, 51562), (406, 44450), (490, 36830), (508, 35525), (580, 31115), (635, 28420), (700, 25781), (725, 24892), (812, 22225), (889, 20300), (980, 18415), (1015, 17780), (1225, 14732), (1270, 14210), (1421, 12700), (1450, 12446), (1778, 10150), (2030, 8890), (2450, 7366), (2540, 7105), (2842, 6350), (2900, 6223), (3175, 5684), (3556, 5075), (3683, 4900), (4060, 4445)]