857898720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{85109}}^1$

素因数の和:85137

約数の個数: 144

約数和(自身を含む): 3345844320

約数和(自身を除く): 2487945600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 85109, 170218, 255327, 340436, 425545, 510654, 595763, 680872, 765981, 851090, 1021308, 1191526, 1276635, 1361744, 1531962, 1702180, 1787289, 2042616, 2383052, 2553270, 2723488, 2978815, 3063924, 3404360, 3574578, 3829905, 4085232, 4766104, 5106540, 5361867, 5957630, 6127848, 6808720, 7149156, 7659810, 8170464, 8936445, 9532208, 10213080, 10723734, 11915260, 12255696, 13617440, 14298312, 15319620, 17872890, 19064416, 20426160, 21447468, 23830520, 24511392, 26809335, 28596624, 30639240, 35745780, 40852320, 42894936, 47661040, 53618670, 57193248, 61278480, 71491560, 85789872, 95322080, 107237340, 122556960, 142983120, 171579744, 214474680, 285966240, 428949360, 857898720]

約数ペア:

[(1, 857898720), (2, 428949360), (3, 285966240), (4, 214474680), (5, 171579744), (6, 142983120), (7, 122556960), (8, 107237340), (9, 95322080), (10, 85789872), (12, 71491560), (14, 61278480), (15, 57193248), (16, 53618670), (18, 47661040), (20, 42894936), (21, 40852320), (24, 35745780), (28, 30639240), (30, 28596624), (32, 26809335), (35, 24511392), (36, 23830520), (40, 21447468), (42, 20426160), (45, 19064416), (48, 17872890), (56, 15319620), (60, 14298312), (63, 13617440), (70, 12255696), (72, 11915260), (80, 10723734), (84, 10213080), (90, 9532208), (96, 8936445), (105, 8170464), (112, 7659810), (120, 7149156), (126, 6808720), (140, 6127848), (144, 5957630), (160, 5361867), (168, 5106540), (180, 4766104), (210, 4085232), (224, 3829905), (240, 3574578), (252, 3404360), (280, 3063924), (288, 2978815), (315, 2723488), (336, 2553270), (360, 2383052), (420, 2042616), (480, 1787289), (504, 1702180), (560, 1531962), (630, 1361744), (672, 1276635), (720, 1191526), (840, 1021308), (1008, 851090), (1120, 765981), (1260, 680872), (1440, 595763), (1680, 510654), (2016, 425545), (2520, 340436), (3360, 255327), (5040, 170218), (10080, 85109)]