64057980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{152519}}^1$

素因数の和:152538

約数の個数: 48

約数和(自身を含む): 204986880

約数和(自身を除く): 140928900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 152519, 305038, 457557, 610076, 762595, 915114, 1067633, 1525190, 1830228, 2135266, 2287785, 3050380, 3202899, 4270532, 4575570, 5338165, 6405798, 9151140, 10676330, 12811596, 16014495, 21352660, 32028990, 64057980]

約数ペア:

[(1, 64057980), (2, 32028990), (3, 21352660), (4, 16014495), (5, 12811596), (6, 10676330), (7, 9151140), (10, 6405798), (12, 5338165), (14, 4575570), (15, 4270532), (20, 3202899), (21, 3050380), (28, 2287785), (30, 2135266), (35, 1830228), (42, 1525190), (60, 1067633), (70, 915114), (84, 762595), (105, 610076), (140, 457557), (210, 305038), (420, 152519)]