1388432960

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2089}}^1$

素因数の和:2204

約数の個数: 112

約数和(自身を含む): 3465454080

約数和(自身を除く): 2077021120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 67, 80, 124, 134, 155, 160, 248, 268, 310, 320, 335, 496, 536, 620, 670, 992, 1072, 1240, 1340, 1984, 2077, 2089, 2144, 2480, 2680, 4154, 4178, 4288, 4960, 5360, 8308, 8356, 9920, 10385, 10445, 10720, 16616, 16712, 20770, 20890, 21440, 33232, 33424, 41540, 41780, 64759, 66464, 66848, 83080, 83560, 129518, 132928, 133696, 139963, 166160, 167120, 259036, 279926, 323795, 332320, 334240, 518072, 559852, 647590, 664640, 668480, 699815, 1036144, 1119704, 1295180, 1399630, 2072288, 2239408, 2590360, 2799260, 4144576, 4338853, 4478816, 5180720, 5598520, 8677706, 8957632, 10361440, 11197040, 17355412, 20722880, 21694265, 22394080, 34710824, 43388530, 44788160, 69421648, 86777060, 138843296, 173554120, 277686592, 347108240, 694216480, 1388432960]

約数ペア:

[(1, 1388432960), (2, 694216480), (4, 347108240), (5, 277686592), (8, 173554120), (10, 138843296), (16, 86777060), (20, 69421648), (31, 44788160), (32, 43388530), (40, 34710824), (62, 22394080), (64, 21694265), (67, 20722880), (80, 17355412), (124, 11197040), (134, 10361440), (155, 8957632), (160, 8677706), (248, 5598520), (268, 5180720), (310, 4478816), (320, 4338853), (335, 4144576), (496, 2799260), (536, 2590360), (620, 2239408), (670, 2072288), (992, 1399630), (1072, 1295180), (1240, 1119704), (1340, 1036144), (1984, 699815), (2077, 668480), (2089, 664640), (2144, 647590), (2480, 559852), (2680, 518072), (4154, 334240), (4178, 332320), (4288, 323795), (4960, 279926), (5360, 259036), (8308, 167120), (8356, 166160), (9920, 139963), (10385, 133696), (10445, 132928), (10720, 129518), (16616, 83560), (16712, 83080), (20770, 66848), (20890, 66464), (21440, 64759), (33232, 41780), (33424, 41540)]