320304420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1427}}^1$

素因数の和:1514

約数の個数: 144

約数和(自身を含む): 1029188160

約数和(自身を除く): 708883740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 43, 45, 58, 60, 86, 87, 90, 116, 129, 145, 172, 174, 180, 215, 258, 261, 290, 348, 387, 430, 435, 516, 522, 580, 645, 774, 860, 870, 1044, 1247, 1290, 1305, 1427, 1548, 1740, 1935, 2494, 2580, 2610, 2854, 3741, 3870, 4281, 4988, 5220, 5708, 6235, 7135, 7482, 7740, 8562, 11223, 12470, 12843, 14270, 14964, 17124, 18705, 21405, 22446, 24940, 25686, 28540, 37410, 41383, 42810, 44892, 51372, 56115, 61361, 64215, 74820, 82766, 85620, 112230, 122722, 124149, 128430, 165532, 184083, 206915, 224460, 245444, 248298, 256860, 306805, 368166, 372447, 413830, 496596, 552249, 613610, 620745, 736332, 744894, 827660, 920415, 1104498, 1227220, 1241490, 1489788, 1779469, 1840830, 1862235, 2208996, 2482980, 2761245, 3558938, 3681660, 3724470, 5338407, 5522490, 7117876, 7448940, 8897345, 10676814, 11044980, 16015221, 17794690, 21353628, 26692035, 32030442, 35589380, 53384070, 64060884, 80076105, 106768140, 160152210, 320304420]

約数ペア:

[(1, 320304420), (2, 160152210), (3, 106768140), (4, 80076105), (5, 64060884), (6, 53384070), (9, 35589380), (10, 32030442), (12, 26692035), (15, 21353628), (18, 17794690), (20, 16015221), (29, 11044980), (30, 10676814), (36, 8897345), (43, 7448940), (45, 7117876), (58, 5522490), (60, 5338407), (86, 3724470), (87, 3681660), (90, 3558938), (116, 2761245), (129, 2482980), (145, 2208996), (172, 1862235), (174, 1840830), (180, 1779469), (215, 1489788), (258, 1241490), (261, 1227220), (290, 1104498), (348, 920415), (387, 827660), (430, 744894), (435, 736332), (516, 620745), (522, 613610), (580, 552249), (645, 496596), (774, 413830), (860, 372447), (870, 368166), (1044, 306805), (1247, 256860), (1290, 248298), (1305, 245444), (1427, 224460), (1548, 206915), (1740, 184083), (1935, 165532), (2494, 128430), (2580, 124149), (2610, 122722), (2854, 112230), (3741, 85620), (3870, 82766), (4281, 74820), (4988, 64215), (5220, 61361), (5708, 56115), (6235, 51372), (7135, 44892), (7482, 42810), (7740, 41383), (8562, 37410), (11223, 28540), (12470, 25686), (12843, 24940), (14270, 22446), (14964, 21405), (17124, 18705)]