388761525

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:553

約数の個数: 120

約数和(自身を含む): 797252544

約数和(自身を除く): 408491019

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 27, 45, 51, 69, 75, 81, 85, 115, 135, 153, 207, 225, 255, 345, 391, 405, 425, 459, 491, 575, 621, 675, 765, 1035, 1173, 1275, 1377, 1473, 1725, 1863, 1955, 2025, 2295, 2455, 3105, 3519, 3825, 4419, 5175, 5865, 6885, 7365, 8347, 9315, 9775, 10557, 11293, 11475, 12275, 13257, 15525, 17595, 22095, 25041, 29325, 31671, 33879, 34425, 36825, 39771, 41735, 46575, 52785, 56465, 66285, 75123, 87975, 101637, 110475, 125205, 158355, 169395, 191981, 198855, 208675, 225369, 263925, 282325, 304911, 331425, 375615, 508185, 575943, 626025, 676107, 791775, 846975, 914733, 959905, 994275, 1126845, 1524555, 1727829, 1878075, 2540925, 2879715, 3380535, 4573665, 4799525, 5183487, 5634225, 7622775, 8639145, 14398575, 15550461, 16902675, 22868325, 25917435, 43195725, 77752305, 129587175, 388761525]

約数ペア:

[(1, 388761525), (3, 129587175), (5, 77752305), (9, 43195725), (15, 25917435), (17, 22868325), (23, 16902675), (25, 15550461), (27, 14398575), (45, 8639145), (51, 7622775), (69, 5634225), (75, 5183487), (81, 4799525), (85, 4573665), (115, 3380535), (135, 2879715), (153, 2540925), (207, 1878075), (225, 1727829), (255, 1524555), (345, 1126845), (391, 994275), (405, 959905), (425, 914733), (459, 846975), (491, 791775), (575, 676107), (621, 626025), (675, 575943), (765, 508185), (1035, 375615), (1173, 331425), (1275, 304911), (1377, 282325), (1473, 263925), (1725, 225369), (1863, 208675), (1955, 198855), (2025, 191981), (2295, 169395), (2455, 158355), (3105, 125205), (3519, 110475), (3825, 101637), (4419, 87975), (5175, 75123), (5865, 66285), (6885, 56465), (7365, 52785), (8347, 46575), (9315, 41735), (9775, 39771), (10557, 36825), (11293, 34425), (11475, 33879), (12275, 31671), (13257, 29325), (15525, 25041), (17595, 22095)]