142438400

素因数分解:

$2^{12}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:154

約数の個数: 156

約数和(自身を含む): 383928552

約数和(自身を除く): 241490152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 107, 128, 130, 160, 200, 208, 214, 256, 260, 320, 325, 400, 416, 428, 512, 520, 535, 640, 650, 800, 832, 856, 1024, 1040, 1070, 1280, 1300, 1391, 1600, 1664, 1712, 2048, 2080, 2140, 2560, 2600, 2675, 2782, 3200, 3328, 3424, 4096, 4160, 4280, 5120, 5200, 5350, 5564, 6400, 6656, 6848, 6955, 8320, 8560, 10240, 10400, 10700, 11128, 12800, 13312, 13696, 13910, 16640, 17120, 20480, 20800, 21400, 22256, 25600, 26624, 27392, 27820, 33280, 34240, 34775, 41600, 42800, 44512, 51200, 53248, 54784, 55640, 66560, 68480, 69550, 83200, 85600, 89024, 102400, 109568, 111280, 133120, 136960, 139100, 166400, 171200, 178048, 219136, 222560, 266240, 273920, 278200, 332800, 342400, 356096, 438272, 445120, 547840, 556400, 665600, 684800, 712192, 890240, 1095680, 1112800, 1331200, 1369600, 1424384, 1780480, 2191360, 2225600, 2739200, 2848768, 3560960, 4451200, 5478400, 5697536, 7121920, 8902400, 10956800, 14243840, 17804800, 28487680, 35609600, 71219200, 142438400]

約数ペア:

[(1, 142438400), (2, 71219200), (4, 35609600), (5, 28487680), (8, 17804800), (10, 14243840), (13, 10956800), (16, 8902400), (20, 7121920), (25, 5697536), (26, 5478400), (32, 4451200), (40, 3560960), (50, 2848768), (52, 2739200), (64, 2225600), (65, 2191360), (80, 1780480), (100, 1424384), (104, 1369600), (107, 1331200), (128, 1112800), (130, 1095680), (160, 890240), (200, 712192), (208, 684800), (214, 665600), (256, 556400), (260, 547840), (320, 445120), (325, 438272), (400, 356096), (416, 342400), (428, 332800), (512, 278200), (520, 273920), (535, 266240), (640, 222560), (650, 219136), (800, 178048), (832, 171200), (856, 166400), (1024, 139100), (1040, 136960), (1070, 133120), (1280, 111280), (1300, 109568), (1391, 102400), (1600, 89024), (1664, 85600), (1712, 83200), (2048, 69550), (2080, 68480), (2140, 66560), (2560, 55640), (2600, 54784), (2675, 53248), (2782, 51200), (3200, 44512), (3328, 42800), (3424, 41600), (4096, 34775), (4160, 34240), (4280, 33280), (5120, 27820), (5200, 27392), (5350, 26624), (5564, 25600), (6400, 22256), (6656, 21400), (6848, 20800), (6955, 20480), (8320, 17120), (8560, 16640), (10240, 13910), (10400, 13696), (10700, 13312), (11128, 12800)]