210930205080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251107387}}^1$

素因数の和:251107408

約数の個数: 64

約数和(自身を含む): 723189277440

約数和(自身を除く): 512259072360

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, 251107387, 502214774, 753322161, 1004429548, 1255536935, 1506644322, 1757751709, 2008859096, 2511073870, 3013288644, 3515503418, 3766610805, 5022147740, 5273255127, 6026577288, 7031006836, 7533221610, 8788758545, 10044295480, 10546510254, 14062013672, 15066443220, 17577517090, 21093020508, 26366275635, 30132886440, 35155034180, 42186041016, 52732551270, 70310068360, 105465102540, 210930205080]

約数ペア:

[(1, 210930205080), (2, 105465102540), (3, 70310068360), (4, 52732551270), (5, 42186041016), (6, 35155034180), (7, 30132886440), (8, 26366275635), (10, 21093020508), (12, 17577517090), (14, 15066443220), (15, 14062013672), (20, 10546510254), (21, 10044295480), (24, 8788758545), (28, 7533221610), (30, 7031006836), (35, 6026577288), (40, 5273255127), (42, 5022147740), (56, 3766610805), (60, 3515503418), (70, 3013288644), (84, 2511073870), (105, 2008859096), (120, 1757751709), (140, 1506644322), (168, 1255536935), (210, 1004429548), (280, 753322161), (420, 502214774), (840, 251107387)]