268536420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:850

約数の個数: 144

約数和(自身を含む): 870524928

約数和(自身を除く): 601988508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 127, 153, 170, 180, 204, 254, 255, 306, 340, 381, 508, 510, 612, 635, 691, 762, 765, 1020, 1143, 1270, 1382, 1524, 1530, 1905, 2073, 2159, 2286, 2540, 2764, 3060, 3455, 3810, 4146, 4318, 4572, 5715, 6219, 6477, 6910, 7620, 8292, 8636, 10365, 10795, 11430, 11747, 12438, 12954, 13820, 19431, 20730, 21590, 22860, 23494, 24876, 25908, 31095, 32385, 35241, 38862, 41460, 43180, 46988, 58735, 62190, 64770, 70482, 77724, 87757, 97155, 105723, 117470, 124380, 129540, 140964, 175514, 176205, 194310, 211446, 234940, 263271, 351028, 352410, 388620, 422892, 438785, 526542, 528615, 704820, 789813, 877570, 1053084, 1057230, 1316355, 1491869, 1579626, 1755140, 2114460, 2632710, 2983738, 3159252, 3949065, 4475607, 5265420, 5967476, 7459345, 7898130, 8951214, 13426821, 14918690, 15796260, 17902428, 22378035, 26853642, 29837380, 44756070, 53707284, 67134105, 89512140, 134268210, 268536420]

約数ペア:

[(1, 268536420), (2, 134268210), (3, 89512140), (4, 67134105), (5, 53707284), (6, 44756070), (9, 29837380), (10, 26853642), (12, 22378035), (15, 17902428), (17, 15796260), (18, 14918690), (20, 13426821), (30, 8951214), (34, 7898130), (36, 7459345), (45, 5967476), (51, 5265420), (60, 4475607), (68, 3949065), (85, 3159252), (90, 2983738), (102, 2632710), (127, 2114460), (153, 1755140), (170, 1579626), (180, 1491869), (204, 1316355), (254, 1057230), (255, 1053084), (306, 877570), (340, 789813), (381, 704820), (508, 528615), (510, 526542), (612, 438785), (635, 422892), (691, 388620), (762, 352410), (765, 351028), (1020, 263271), (1143, 234940), (1270, 211446), (1382, 194310), (1524, 176205), (1530, 175514), (1905, 140964), (2073, 129540), (2159, 124380), (2286, 117470), (2540, 105723), (2764, 97155), (3060, 87757), (3455, 77724), (3810, 70482), (4146, 64770), (4318, 62190), (4572, 58735), (5715, 46988), (6219, 43180), (6477, 41460), (6910, 38862), (7620, 35241), (8292, 32385), (8636, 31095), (10365, 25908), (10795, 24876), (11430, 23494), (11747, 22860), (12438, 21590), (12954, 20730), (13820, 19431)]