160449520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^2$

素因数の和:160

約数の個数: 180

約数和(自身を含む): 481288392

約数和(自身を除く): 320838872

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 61, 70, 77, 80, 88, 98, 110, 112, 122, 140, 154, 176, 196, 220, 244, 245, 280, 305, 308, 385, 392, 427, 440, 488, 490, 539, 560, 610, 616, 671, 770, 784, 854, 880, 976, 980, 1078, 1220, 1232, 1342, 1540, 1708, 1960, 2135, 2156, 2440, 2684, 2695, 2989, 3080, 3355, 3416, 3721, 3920, 4270, 4312, 4697, 4880, 5368, 5390, 5978, 6160, 6710, 6832, 7442, 8540, 8624, 9394, 10736, 10780, 11956, 13420, 14884, 14945, 17080, 18605, 18788, 21560, 23485, 23912, 26047, 26840, 29768, 29890, 32879, 34160, 37210, 37576, 40931, 43120, 46970, 47824, 52094, 53680, 59536, 59780, 65758, 74420, 75152, 81862, 93940, 104188, 119560, 130235, 131516, 148840, 163724, 164395, 182329, 187880, 204655, 208376, 239120, 260470, 263032, 286517, 297680, 327448, 328790, 364658, 375760, 409310, 416752, 520940, 526064, 573034, 654896, 657580, 729316, 818620, 911645, 1041880, 1146068, 1315160, 1432585, 1458632, 1637240, 1823290, 2005619, 2083760, 2292136, 2630320, 2865170, 2917264, 3274480, 3646580, 4011238, 4584272, 5730340, 7293160, 8022476, 10028095, 11460680, 14586320, 16044952, 20056190, 22921360, 32089904, 40112380, 80224760, 160449520]

約数ペア:

[(1, 160449520), (2, 80224760), (4, 40112380), (5, 32089904), (7, 22921360), (8, 20056190), (10, 16044952), (11, 14586320), (14, 11460680), (16, 10028095), (20, 8022476), (22, 7293160), (28, 5730340), (35, 4584272), (40, 4011238), (44, 3646580), (49, 3274480), (55, 2917264), (56, 2865170), (61, 2630320), (70, 2292136), (77, 2083760), (80, 2005619), (88, 1823290), (98, 1637240), (110, 1458632), (112, 1432585), (122, 1315160), (140, 1146068), (154, 1041880), (176, 911645), (196, 818620), (220, 729316), (244, 657580), (245, 654896), (280, 573034), (305, 526064), (308, 520940), (385, 416752), (392, 409310), (427, 375760), (440, 364658), (488, 328790), (490, 327448), (539, 297680), (560, 286517), (610, 263032), (616, 260470), (671, 239120), (770, 208376), (784, 204655), (854, 187880), (880, 182329), (976, 164395), (980, 163724), (1078, 148840), (1220, 131516), (1232, 130235), (1342, 119560), (1540, 104188), (1708, 93940), (1960, 81862), (2135, 75152), (2156, 74420), (2440, 65758), (2684, 59780), (2695, 59536), (2989, 53680), (3080, 52094), (3355, 47824), (3416, 46970), (3721, 43120), (3920, 40931), (4270, 37576), (4312, 37210), (4697, 34160), (4880, 32879), (5368, 29890), (5390, 29768), (5978, 26840), (6160, 26047), (6710, 23912), (6832, 23485), (7442, 21560), (8540, 18788), (8624, 18605), (9394, 17080), (10736, 14945), (10780, 14884), (11956, 13420)]