80751780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2971}}^1$

素因数の和:3137

約数の個数: 72

約数和(自身を含む): 246652224

約数和(自身を除く): 165900444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2265, 2718, 2971, 3020, 4530, 5436, 5942, 6795, 8913, 9060, 11884, 13590, 14855, 17826, 26739, 27180, 29710, 35652, 44565, 53478, 59420, 89130, 106956, 133695, 178260, 267390, 448621, 534780, 897242, 1345863, 1794484, 2243105, 2691726, 4037589, 4486210, 5383452, 6729315, 8075178, 8972420, 13458630, 16150356, 20187945, 26917260, 40375890, 80751780]

約数ペア:

[(1, 80751780), (2, 40375890), (3, 26917260), (4, 20187945), (5, 16150356), (6, 13458630), (9, 8972420), (10, 8075178), (12, 6729315), (15, 5383452), (18, 4486210), (20, 4037589), (30, 2691726), (36, 2243105), (45, 1794484), (60, 1345863), (90, 897242), (151, 534780), (180, 448621), (302, 267390), (453, 178260), (604, 133695), (755, 106956), (906, 89130), (1359, 59420), (1510, 53478), (1812, 44565), (2265, 35652), (2718, 29710), (2971, 27180), (3020, 26739), (4530, 17826), (5436, 14855), (5942, 13590), (6795, 11884), (8913, 9060)]