19476720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 49090320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 90, 108, 120, 127, 135, 142, 144, 180, 213, 216, 240, 254, 270, 284, 355, 360, 381, 426, 432, 508, 540, 568, 635, 639, 710, 720, 762, 852, 1016, 1065, 1080, 1136, 1143, 1270, 1278, 1420, 1524, 1704, 1905, 1917, 2032, 2130, 2160, 2286, 2540, 2556, 2840, 3048, 3195, 3408, 3429, 3810, 3834, 4260, 4572, 5080, 5112, 5680, 5715, 6096, 6390, 6858, 7620, 7668, 8520, 9017, 9144, 9585, 10160, 10224, 11430, 12780, 13716, 15240, 15336, 17040, 17145, 18034, 18288, 19170, 22860, 25560, 27051, 27432, 30480, 30672, 34290, 36068, 38340, 45085, 45720, 51120, 54102, 54864, 68580, 72136, 76680, 81153, 90170, 91440, 108204, 135255, 137160, 144272, 153360, 162306, 180340, 216408, 243459, 270510, 274320, 324612, 360680, 405765, 432816, 486918, 541020, 649224, 721360, 811530, 973836, 1082040, 1217295, 1298448, 1623060, 1947672, 2164080, 2434590, 3246120, 3895344, 4869180, 6492240, 9738360, 19476720]

約数ペア:

[(1, 19476720), (2, 9738360), (3, 6492240), (4, 4869180), (5, 3895344), (6, 3246120), (8, 2434590), (9, 2164080), (10, 1947672), (12, 1623060), (15, 1298448), (16, 1217295), (18, 1082040), (20, 973836), (24, 811530), (27, 721360), (30, 649224), (36, 541020), (40, 486918), (45, 432816), (48, 405765), (54, 360680), (60, 324612), (71, 274320), (72, 270510), (80, 243459), (90, 216408), (108, 180340), (120, 162306), (127, 153360), (135, 144272), (142, 137160), (144, 135255), (180, 108204), (213, 91440), (216, 90170), (240, 81153), (254, 76680), (270, 72136), (284, 68580), (355, 54864), (360, 54102), (381, 51120), (426, 45720), (432, 45085), (508, 38340), (540, 36068), (568, 34290), (635, 30672), (639, 30480), (710, 27432), (720, 27051), (762, 25560), (852, 22860), (1016, 19170), (1065, 18288), (1080, 18034), (1136, 17145), (1143, 17040), (1270, 15336), (1278, 15240), (1420, 13716), (1524, 12780), (1704, 11430), (1905, 10224), (1917, 10160), (2032, 9585), (2130, 9144), (2160, 9017), (2286, 8520), (2540, 7668), (2556, 7620), (2840, 6858), (3048, 6390), (3195, 6096), (3408, 5715), (3429, 5680), (3810, 5112), (3834, 5080), (4260, 4572)]