205850520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{991}}^1$

素因数の和:1585

約数の個数: 96

約数和(自身を含む): 670849920

約数和(自身を除く): 464999400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 577, 991, 1154, 1731, 1982, 2308, 2885, 2973, 3462, 3964, 4616, 4955, 5193, 5770, 5946, 6924, 7928, 8655, 8919, 9910, 10386, 11540, 11892, 13848, 14865, 17310, 17838, 19820, 20772, 23080, 23784, 25965, 29730, 34620, 35676, 39640, 41544, 44595, 51930, 59460, 69240, 71352, 89190, 103860, 118920, 178380, 207720, 356760, 571807, 1143614, 1715421, 2287228, 2859035, 3430842, 4574456, 5146263, 5718070, 6861684, 8577105, 10292526, 11436140, 13723368, 17154210, 20585052, 22872280, 25731315, 34308420, 41170104, 51462630, 68616840, 102925260, 205850520]

約数ペア:

[(1, 205850520), (2, 102925260), (3, 68616840), (4, 51462630), (5, 41170104), (6, 34308420), (8, 25731315), (9, 22872280), (10, 20585052), (12, 17154210), (15, 13723368), (18, 11436140), (20, 10292526), (24, 8577105), (30, 6861684), (36, 5718070), (40, 5146263), (45, 4574456), (60, 3430842), (72, 2859035), (90, 2287228), (120, 1715421), (180, 1143614), (360, 571807), (577, 356760), (991, 207720), (1154, 178380), (1731, 118920), (1982, 103860), (2308, 89190), (2885, 71352), (2973, 69240), (3462, 59460), (3964, 51930), (4616, 44595), (4955, 41544), (5193, 39640), (5770, 35676), (5946, 34620), (6924, 29730), (7928, 25965), (8655, 23784), (8919, 23080), (9910, 20772), (10386, 19820), (11540, 17838), (11892, 17310), (13848, 14865)]