690842520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{213223}}^1$

素因数の和:213246

約数の個数: 80

約数和(自身を含む): 2322009360

約数和(自身を除く): 1631166840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 213223, 426446, 639669, 852892, 1066115, 1279338, 1705784, 1919007, 2132230, 2558676, 3198345, 3838014, 4264460, 5117352, 5757021, 6396690, 7676028, 8528920, 9595035, 11514042, 12793380, 15352056, 17271063, 19190070, 23028084, 25586760, 28785105, 34542126, 38380140, 46056168, 57570210, 69084252, 76760280, 86355315, 115140420, 138168504, 172710630, 230280840, 345421260, 690842520]

約数ペア:

[(1, 690842520), (2, 345421260), (3, 230280840), (4, 172710630), (5, 138168504), (6, 115140420), (8, 86355315), (9, 76760280), (10, 69084252), (12, 57570210), (15, 46056168), (18, 38380140), (20, 34542126), (24, 28785105), (27, 25586760), (30, 23028084), (36, 19190070), (40, 17271063), (45, 15352056), (54, 12793380), (60, 11514042), (72, 9595035), (81, 8528920), (90, 7676028), (108, 6396690), (120, 5757021), (135, 5117352), (162, 4264460), (180, 3838014), (216, 3198345), (270, 2558676), (324, 2132230), (360, 1919007), (405, 1705784), (540, 1279338), (648, 1066115), (810, 852892), (1080, 639669), (1620, 426446), (3240, 213223)]