445155840

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{139}}^2$

素因数の和:307

約数の個数: 180

約数和(自身を含む): 1552871034

約数和(自身を除く): 1107715194

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 139, 144, 160, 180, 192, 240, 256, 278, 288, 320, 360, 384, 417, 480, 512, 556, 576, 640, 695, 720, 768, 834, 960, 1112, 1152, 1251, 1280, 1390, 1440, 1536, 1668, 1920, 2085, 2224, 2304, 2502, 2560, 2780, 2880, 3336, 3840, 4170, 4448, 4608, 5004, 5560, 5760, 6255, 6672, 7680, 8340, 8896, 10008, 11120, 11520, 12510, 13344, 16680, 17792, 19321, 20016, 22240, 23040, 25020, 26688, 33360, 35584, 38642, 40032, 44480, 50040, 53376, 57963, 66720, 71168, 77284, 80064, 88960, 96605, 100080, 106752, 115926, 133440, 154568, 160128, 173889, 177920, 193210, 200160, 213504, 231852, 266880, 289815, 309136, 320256, 347778, 355840, 386420, 400320, 463704, 533760, 579630, 618272, 640512, 695556, 772840, 800640, 869445, 927408, 1067520, 1159260, 1236544, 1391112, 1545680, 1601280, 1738890, 1854816, 2318520, 2473088, 2782224, 3091360, 3202560, 3477780, 3709632, 4637040, 4946176, 5564448, 6182720, 6955560, 7419264, 9274080, 9892352, 11128896, 12365440, 13911120, 14838528, 18548160, 22257792, 24730880, 27822240, 29677056, 37096320, 44515584, 49461760, 55644480, 74192640, 89031168, 111288960, 148385280, 222577920, 445155840]

約数ペア:

[(1, 445155840), (2, 222577920), (3, 148385280), (4, 111288960), (5, 89031168), (6, 74192640), (8, 55644480), (9, 49461760), (10, 44515584), (12, 37096320), (15, 29677056), (16, 27822240), (18, 24730880), (20, 22257792), (24, 18548160), (30, 14838528), (32, 13911120), (36, 12365440), (40, 11128896), (45, 9892352), (48, 9274080), (60, 7419264), (64, 6955560), (72, 6182720), (80, 5564448), (90, 4946176), (96, 4637040), (120, 3709632), (128, 3477780), (139, 3202560), (144, 3091360), (160, 2782224), (180, 2473088), (192, 2318520), (240, 1854816), (256, 1738890), (278, 1601280), (288, 1545680), (320, 1391112), (360, 1236544), (384, 1159260), (417, 1067520), (480, 927408), (512, 869445), (556, 800640), (576, 772840), (640, 695556), (695, 640512), (720, 618272), (768, 579630), (834, 533760), (960, 463704), (1112, 400320), (1152, 386420), (1251, 355840), (1280, 347778), (1390, 320256), (1440, 309136), (1536, 289815), (1668, 266880), (1920, 231852), (2085, 213504), (2224, 200160), (2304, 193210), (2502, 177920), (2560, 173889), (2780, 160128), (2880, 154568), (3336, 133440), (3840, 115926), (4170, 106752), (4448, 100080), (4608, 96605), (5004, 88960), (5560, 80064), (5760, 77284), (6255, 71168), (6672, 66720), (7680, 57963), (8340, 53376), (8896, 50040), (10008, 44480), (11120, 40032), (11520, 38642), (12510, 35584), (13344, 33360), (16680, 26688), (17792, 25020), (19321, 23040), (20016, 22240)]