123291644

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 263340000

約数和(自身を除く): 140048356

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 109, 116, 196, 199, 203, 218, 398, 406, 436, 763, 796, 812, 1393, 1421, 1526, 2786, 2842, 3052, 3161, 5341, 5572, 5684, 5771, 6322, 9751, 10682, 11542, 12644, 19502, 21364, 21691, 22127, 23084, 39004, 40397, 43382, 44254, 80794, 86764, 88508, 151837, 154889, 161588, 282779, 303674, 309778, 565558, 607348, 619556, 629039, 1062859, 1131116, 1258078, 2125718, 2516156, 4251436, 4403273, 8806546, 17613092, 30822911, 61645822, 123291644]

約数ペア:

[(1, 123291644), (2, 61645822), (4, 30822911), (7, 17613092), (14, 8806546), (28, 4403273), (29, 4251436), (49, 2516156), (58, 2125718), (98, 1258078), (109, 1131116), (116, 1062859), (196, 629039), (199, 619556), (203, 607348), (218, 565558), (398, 309778), (406, 303674), (436, 282779), (763, 161588), (796, 154889), (812, 151837), (1393, 88508), (1421, 86764), (1526, 80794), (2786, 44254), (2842, 43382), (3052, 40397), (3161, 39004), (5341, 23084), (5572, 22127), (5684, 21691), (5771, 21364), (6322, 19502), (9751, 12644), (10682, 11542)]