320464431

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 582658560

約数和(自身を除く): 262194129

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 151, 171, 189, 197, 399, 453, 513, 567, 591, 1057, 1197, 1359, 1379, 1539, 1773, 2869, 3171, 3591, 3743, 4077, 4137, 5319, 8607, 9513, 10773, 11229, 12231, 12411, 15957, 20083, 25821, 26201, 28539, 29747, 33687, 37233, 60249, 77463, 78603, 85617, 89241, 101061, 111699, 180747, 208229, 232389, 235809, 267723, 303183, 542241, 565193, 624687, 707427, 803169, 1626723, 1695579, 1874061, 2122281, 2409507, 3956351, 5086737, 5622183, 11869053, 15260211, 16866549, 35607159, 45780633, 106821477, 320464431]

約数ペア:

[(1, 320464431), (3, 106821477), (7, 45780633), (9, 35607159), (19, 16866549), (21, 15260211), (27, 11869053), (57, 5622183), (63, 5086737), (81, 3956351), (133, 2409507), (151, 2122281), (171, 1874061), (189, 1695579), (197, 1626723), (399, 803169), (453, 707427), (513, 624687), (567, 565193), (591, 542241), (1057, 303183), (1197, 267723), (1359, 235809), (1379, 232389), (1539, 208229), (1773, 180747), (2869, 111699), (3171, 101061), (3591, 89241), (3743, 85617), (4077, 78603), (4137, 77463), (5319, 60249), (8607, 37233), (9513, 33687), (10773, 29747), (11229, 28539), (12231, 26201), (12411, 25821), (15957, 20083)]