142801980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:779

約数の個数: 96

約数和(自身を含む): 414167040

約数和(自身を除く): 271365060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 79, 94, 141, 158, 188, 235, 237, 282, 316, 395, 470, 474, 564, 641, 705, 790, 940, 948, 1185, 1282, 1410, 1580, 1923, 2370, 2564, 2820, 3205, 3713, 3846, 4740, 6410, 7426, 7692, 9615, 11139, 12820, 14852, 18565, 19230, 22278, 30127, 37130, 38460, 44556, 50639, 55695, 60254, 74260, 90381, 101278, 111390, 120508, 150635, 151917, 180762, 202556, 222780, 253195, 301270, 303834, 361524, 451905, 506390, 602540, 607668, 759585, 903810, 1012780, 1519170, 1807620, 2380033, 3038340, 4760066, 7140099, 9520132, 11900165, 14280198, 23800330, 28560396, 35700495, 47600660, 71400990, 142801980]

約数ペア:

[(1, 142801980), (2, 71400990), (3, 47600660), (4, 35700495), (5, 28560396), (6, 23800330), (10, 14280198), (12, 11900165), (15, 9520132), (20, 7140099), (30, 4760066), (47, 3038340), (60, 2380033), (79, 1807620), (94, 1519170), (141, 1012780), (158, 903810), (188, 759585), (235, 607668), (237, 602540), (282, 506390), (316, 451905), (395, 361524), (470, 303834), (474, 301270), (564, 253195), (641, 222780), (705, 202556), (790, 180762), (940, 151917), (948, 150635), (1185, 120508), (1282, 111390), (1410, 101278), (1580, 90381), (1923, 74260), (2370, 60254), (2564, 55695), (2820, 50639), (3205, 44556), (3713, 38460), (3846, 37130), (4740, 30127), (6410, 22278), (7426, 19230), (7692, 18565), (9615, 14852), (11139, 12820)]