56643720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67433}}^1$

素因数の和:67454

約数の個数: 64

約数和(自身を含む): 194209920

約数和(自身を除く): 137566200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 67433, 134866, 202299, 269732, 337165, 404598, 472031, 539464, 674330, 809196, 944062, 1011495, 1348660, 1416093, 1618392, 1888124, 2022990, 2360155, 2697320, 2832186, 3776248, 4045980, 4720310, 5664372, 7080465, 8091960, 9440620, 11328744, 14160930, 18881240, 28321860, 56643720]

約数ペア:

[(1, 56643720), (2, 28321860), (3, 18881240), (4, 14160930), (5, 11328744), (6, 9440620), (7, 8091960), (8, 7080465), (10, 5664372), (12, 4720310), (14, 4045980), (15, 3776248), (20, 2832186), (21, 2697320), (24, 2360155), (28, 2022990), (30, 1888124), (35, 1618392), (40, 1416093), (42, 1348660), (56, 1011495), (60, 944062), (70, 809196), (84, 674330), (105, 539464), (120, 472031), (140, 404598), (168, 337165), (210, 269732), (280, 202299), (420, 134866), (840, 67433)]