128814525

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 108

約数和(自身を含む): 281094112

約数和(自身を除く): 152279587

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 75, 85, 105, 119, 153, 175, 225, 255, 283, 289, 315, 357, 425, 525, 595, 765, 849, 867, 1071, 1275, 1415, 1445, 1575, 1785, 1981, 2023, 2547, 2601, 2975, 3825, 4245, 4335, 4811, 5355, 5943, 6069, 7075, 7225, 8925, 9905, 10115, 12735, 13005, 14433, 17829, 18207, 21225, 21675, 24055, 26775, 29715, 30345, 33677, 43299, 49525, 50575, 63675, 65025, 72165, 81787, 89145, 91035, 101031, 120275, 148575, 151725, 168385, 216495, 245361, 303093, 360825, 408935, 445725, 455175, 505155, 572509, 736083, 841925, 1082475, 1226805, 1515465, 1717527, 2044675, 2525775, 2862545, 3680415, 5152581, 6134025, 7577325, 8587635, 14312725, 18402075, 25762905, 42938175, 128814525]

約数ペア:

[(1, 128814525), (3, 42938175), (5, 25762905), (7, 18402075), (9, 14312725), (15, 8587635), (17, 7577325), (21, 6134025), (25, 5152581), (35, 3680415), (45, 2862545), (51, 2525775), (63, 2044675), (75, 1717527), (85, 1515465), (105, 1226805), (119, 1082475), (153, 841925), (175, 736083), (225, 572509), (255, 505155), (283, 455175), (289, 445725), (315, 408935), (357, 360825), (425, 303093), (525, 245361), (595, 216495), (765, 168385), (849, 151725), (867, 148575), (1071, 120275), (1275, 101031), (1415, 91035), (1445, 89145), (1575, 81787), (1785, 72165), (1981, 65025), (2023, 63675), (2547, 50575), (2601, 49525), (2975, 43299), (3825, 33677), (4245, 30345), (4335, 29715), (4811, 26775), (5355, 24055), (5943, 21675), (6069, 21225), (7075, 18207), (7225, 17829), (8925, 14433), (9905, 13005), (10115, 12735)]