131444460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{2129}}^1$

素因数の和:2165

約数の個数: 144

約数和(自身を含む): 465192000

約数和(自身を除く): 333747540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2129, 2205, 2940, 3087, 3430, 4116, 4258, 4410, 5145, 6174, 6387, 6860, 8516, 8820, 10290, 10645, 12348, 12774, 14903, 15435, 19161, 20580, 21290, 25548, 29806, 30870, 31935, 38322, 42580, 44709, 59612, 61740, 63870, 74515, 76644, 89418, 95805, 104321, 127740, 134127, 149030, 178836, 191610, 208642, 223545, 268254, 298060, 312963, 383220, 417284, 447090, 521605, 536508, 625926, 670635, 730247, 894180, 938889, 1043210, 1251852, 1341270, 1460494, 1564815, 1877778, 2086420, 2190741, 2682540, 2920988, 3129630, 3651235, 3755556, 4381482, 4694445, 6259260, 6572223, 7302470, 8762964, 9388890, 10953705, 13144446, 14604940, 18777780, 21907410, 26288892, 32861115, 43814820, 65722230, 131444460]

約数ペア:

[(1, 131444460), (2, 65722230), (3, 43814820), (4, 32861115), (5, 26288892), (6, 21907410), (7, 18777780), (9, 14604940), (10, 13144446), (12, 10953705), (14, 9388890), (15, 8762964), (18, 7302470), (20, 6572223), (21, 6259260), (28, 4694445), (30, 4381482), (35, 3755556), (36, 3651235), (42, 3129630), (45, 2920988), (49, 2682540), (60, 2190741), (63, 2086420), (70, 1877778), (84, 1564815), (90, 1460494), (98, 1341270), (105, 1251852), (126, 1043210), (140, 938889), (147, 894180), (180, 730247), (196, 670635), (210, 625926), (245, 536508), (252, 521605), (294, 447090), (315, 417284), (343, 383220), (420, 312963), (441, 298060), (490, 268254), (588, 223545), (630, 208642), (686, 191610), (735, 178836), (882, 149030), (980, 134127), (1029, 127740), (1260, 104321), (1372, 95805), (1470, 89418), (1715, 76644), (1764, 74515), (2058, 63870), (2129, 61740), (2205, 59612), (2940, 44709), (3087, 42580), (3430, 38322), (4116, 31935), (4258, 30870), (4410, 29806), (5145, 25548), (6174, 21290), (6387, 20580), (6860, 19161), (8516, 15435), (8820, 14903), (10290, 12774), (10645, 12348)]