1557665280

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{67607}}^1$

素因数の和:67636

約数の個数: 120

約数和(自身を含む): 5394712752

約数和(自身を除く): 3837047472

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, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 67607, 135214, 202821, 270428, 338035, 405642, 540856, 608463, 676070, 811284, 1014105, 1081712, 1216926, 1352140, 1622568, 2028210, 2163424, 2433852, 2704280, 3042315, 3245136, 4056420, 4326848, 4867704, 5408560, 6084630, 6490272, 8112840, 8653696, 9735408, 10817120, 12169260, 12980544, 16225680, 17307392, 19470816, 21634240, 24338520, 25961088, 32451360, 34614784, 38941632, 43268480, 48677040, 51922176, 64902720, 77883264, 86536960, 97354080, 103844352, 129805440, 155766528, 173073920, 194708160, 259610880, 311533056, 389416320, 519221760, 778832640, 1557665280]

約数ペア:

[(1, 1557665280), (2, 778832640), (3, 519221760), (4, 389416320), (5, 311533056), (6, 259610880), (8, 194708160), (9, 173073920), (10, 155766528), (12, 129805440), (15, 103844352), (16, 97354080), (18, 86536960), (20, 77883264), (24, 64902720), (30, 51922176), (32, 48677040), (36, 43268480), (40, 38941632), (45, 34614784), (48, 32451360), (60, 25961088), (64, 24338520), (72, 21634240), (80, 19470816), (90, 17307392), (96, 16225680), (120, 12980544), (128, 12169260), (144, 10817120), (160, 9735408), (180, 8653696), (192, 8112840), (240, 6490272), (256, 6084630), (288, 5408560), (320, 4867704), (360, 4326848), (384, 4056420), (480, 3245136), (512, 3042315), (576, 2704280), (640, 2433852), (720, 2163424), (768, 2028210), (960, 1622568), (1152, 1352140), (1280, 1216926), (1440, 1081712), (1536, 1014105), (1920, 811284), (2304, 676070), (2560, 608463), (2880, 540856), (3840, 405642), (4608, 338035), (5760, 270428), (7680, 202821), (11520, 135214), (23040, 67607)]