255531472

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:465

約数の個数: 120

約数和(自身を含む): 618817536

約数和(自身を除く): 363286064

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 37, 46, 49, 56, 74, 92, 98, 112, 148, 161, 184, 196, 259, 296, 322, 368, 383, 392, 518, 592, 644, 766, 784, 851, 1036, 1127, 1288, 1532, 1702, 1813, 2072, 2254, 2576, 2681, 3064, 3404, 3626, 4144, 4508, 5362, 5957, 6128, 6808, 7252, 8809, 9016, 10724, 11914, 13616, 14171, 14504, 17618, 18032, 18767, 21448, 23828, 28342, 29008, 35236, 37534, 41699, 42896, 47656, 56684, 61663, 70472, 75068, 83398, 95312, 99197, 113368, 123326, 140944, 150136, 166796, 198394, 226736, 246652, 300272, 325933, 333592, 396788, 431641, 493304, 651866, 667184, 694379, 793576, 863282, 986608, 1303732, 1388758, 1587152, 1726564, 2281531, 2607464, 2777516, 3453128, 4563062, 5214928, 5555032, 6906256, 9126124, 11110064, 15970717, 18252248, 31941434, 36504496, 63882868, 127765736, 255531472]

約数ペア:

[(1, 255531472), (2, 127765736), (4, 63882868), (7, 36504496), (8, 31941434), (14, 18252248), (16, 15970717), (23, 11110064), (28, 9126124), (37, 6906256), (46, 5555032), (49, 5214928), (56, 4563062), (74, 3453128), (92, 2777516), (98, 2607464), (112, 2281531), (148, 1726564), (161, 1587152), (184, 1388758), (196, 1303732), (259, 986608), (296, 863282), (322, 793576), (368, 694379), (383, 667184), (392, 651866), (518, 493304), (592, 431641), (644, 396788), (766, 333592), (784, 325933), (851, 300272), (1036, 246652), (1127, 226736), (1288, 198394), (1532, 166796), (1702, 150136), (1813, 140944), (2072, 123326), (2254, 113368), (2576, 99197), (2681, 95312), (3064, 83398), (3404, 75068), (3626, 70472), (4144, 61663), (4508, 56684), (5362, 47656), (5957, 42896), (6128, 41699), (6808, 37534), (7252, 35236), (8809, 29008), (9016, 28342), (10724, 23828), (11914, 21448), (13616, 18767), (14171, 18032), (14504, 17618)]