131612640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^2$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 442450512

約数和(自身を除く): 310837872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 127, 136, 160, 170, 204, 240, 254, 255, 272, 340, 381, 408, 480, 508, 510, 544, 635, 680, 762, 816, 1016, 1020, 1270, 1360, 1524, 1632, 1905, 2032, 2040, 2159, 2540, 2720, 3048, 3810, 4064, 4080, 4318, 5080, 6096, 6477, 7620, 8160, 8636, 10160, 10795, 12192, 12954, 15240, 16129, 17272, 20320, 21590, 25908, 30480, 32258, 32385, 34544, 43180, 48387, 51816, 60960, 64516, 64770, 69088, 80645, 86360, 96774, 103632, 129032, 129540, 161290, 172720, 193548, 207264, 241935, 258064, 259080, 274193, 322580, 345440, 387096, 483870, 516128, 518160, 548386, 645160, 774192, 822579, 967740, 1036320, 1096772, 1290320, 1370965, 1548384, 1645158, 1935480, 2193544, 2580640, 2741930, 3290316, 3870960, 4112895, 4387088, 5483860, 6580632, 7741920, 8225790, 8774176, 10967720, 13161264, 16451580, 21935440, 26322528, 32903160, 43870880, 65806320, 131612640]

約数ペア:

[(1, 131612640), (2, 65806320), (3, 43870880), (4, 32903160), (5, 26322528), (6, 21935440), (8, 16451580), (10, 13161264), (12, 10967720), (15, 8774176), (16, 8225790), (17, 7741920), (20, 6580632), (24, 5483860), (30, 4387088), (32, 4112895), (34, 3870960), (40, 3290316), (48, 2741930), (51, 2580640), (60, 2193544), (68, 1935480), (80, 1645158), (85, 1548384), (96, 1370965), (102, 1290320), (120, 1096772), (127, 1036320), (136, 967740), (160, 822579), (170, 774192), (204, 645160), (240, 548386), (254, 518160), (255, 516128), (272, 483870), (340, 387096), (381, 345440), (408, 322580), (480, 274193), (508, 259080), (510, 258064), (544, 241935), (635, 207264), (680, 193548), (762, 172720), (816, 161290), (1016, 129540), (1020, 129032), (1270, 103632), (1360, 96774), (1524, 86360), (1632, 80645), (1905, 69088), (2032, 64770), (2040, 64516), (2159, 60960), (2540, 51816), (2720, 48387), (3048, 43180), (3810, 34544), (4064, 32385), (4080, 32258), (4318, 30480), (5080, 25908), (6096, 21590), (6477, 20320), (7620, 17272), (8160, 16129), (8636, 15240), (10160, 12954), (10795, 12192)]