208375020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2803}}^1$

素因数の和:2884

約数の個数: 144

約数和(自身を含む): 734872320

約数和(自身を除く): 526497300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 59, 60, 63, 70, 84, 90, 105, 118, 126, 140, 177, 180, 210, 236, 252, 295, 315, 354, 413, 420, 531, 590, 630, 708, 826, 885, 1062, 1180, 1239, 1260, 1652, 1770, 2065, 2124, 2478, 2655, 2803, 3540, 3717, 4130, 4956, 5310, 5606, 6195, 7434, 8260, 8409, 10620, 11212, 12390, 14015, 14868, 16818, 18585, 19621, 24780, 25227, 28030, 33636, 37170, 39242, 42045, 50454, 56060, 58863, 74340, 78484, 84090, 98105, 100908, 117726, 126135, 165377, 168180, 176589, 196210, 235452, 252270, 294315, 330754, 353178, 392420, 496131, 504540, 588630, 661508, 706356, 826885, 882945, 992262, 1157639, 1177260, 1488393, 1653770, 1765890, 1984524, 2315278, 2480655, 2976786, 3307540, 3472917, 3531780, 4630556, 4961310, 5788195, 5953572, 6945834, 7441965, 9922620, 10418751, 11576390, 13891668, 14883930, 17364585, 20837502, 23152780, 29767860, 34729170, 41675004, 52093755, 69458340, 104187510, 208375020]

約数ペア:

[(1, 208375020), (2, 104187510), (3, 69458340), (4, 52093755), (5, 41675004), (6, 34729170), (7, 29767860), (9, 23152780), (10, 20837502), (12, 17364585), (14, 14883930), (15, 13891668), (18, 11576390), (20, 10418751), (21, 9922620), (28, 7441965), (30, 6945834), (35, 5953572), (36, 5788195), (42, 4961310), (45, 4630556), (59, 3531780), (60, 3472917), (63, 3307540), (70, 2976786), (84, 2480655), (90, 2315278), (105, 1984524), (118, 1765890), (126, 1653770), (140, 1488393), (177, 1177260), (180, 1157639), (210, 992262), (236, 882945), (252, 826885), (295, 706356), (315, 661508), (354, 588630), (413, 504540), (420, 496131), (531, 392420), (590, 353178), (630, 330754), (708, 294315), (826, 252270), (885, 235452), (1062, 196210), (1180, 176589), (1239, 168180), (1260, 165377), (1652, 126135), (1770, 117726), (2065, 100908), (2124, 98105), (2478, 84090), (2655, 78484), (2803, 74340), (3540, 58863), (3717, 56060), (4130, 50454), (4956, 42045), (5310, 39242), (5606, 37170), (6195, 33636), (7434, 28030), (8260, 25227), (8409, 24780), (10620, 19621), (11212, 18585), (12390, 16818), (14015, 14868)]