255486420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{67589}}^1$

素因数の和:67614

約数の個数: 96

約数和(自身を含む): 908409600

約数和(自身を除く): 652923180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 67589, 135178, 202767, 270356, 337945, 405534, 473123, 608301, 675890, 811068, 946246, 1013835, 1216602, 1351780, 1419369, 1824903, 1892492, 2027670, 2365615, 2433204, 2838738, 3041505, 3649806, 4055340, 4258107, 4731230, 5677476, 6083010, 7096845, 7299612, 8516214, 9124515, 9462460, 12166020, 12774321, 14193690, 17032428, 18249030, 21290535, 25548642, 28387380, 36498060, 42581070, 51097284, 63871605, 85162140, 127743210, 255486420]

約数ペア:

[(1, 255486420), (2, 127743210), (3, 85162140), (4, 63871605), (5, 51097284), (6, 42581070), (7, 36498060), (9, 28387380), (10, 25548642), (12, 21290535), (14, 18249030), (15, 17032428), (18, 14193690), (20, 12774321), (21, 12166020), (27, 9462460), (28, 9124515), (30, 8516214), (35, 7299612), (36, 7096845), (42, 6083010), (45, 5677476), (54, 4731230), (60, 4258107), (63, 4055340), (70, 3649806), (84, 3041505), (90, 2838738), (105, 2433204), (108, 2365615), (126, 2027670), (135, 1892492), (140, 1824903), (180, 1419369), (189, 1351780), (210, 1216602), (252, 1013835), (270, 946246), (315, 811068), (378, 675890), (420, 608301), (540, 473123), (630, 405534), (756, 337945), (945, 270356), (1260, 202767), (1890, 135178), (3780, 67589)]