19464480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{1931}}^1$

素因数の和:1959

約数の個数: 144

約数和(自身を含む): 75950784

約数和(自身を除く): 56486304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 1931, 2016, 2520, 3360, 3862, 5040, 5793, 7724, 9655, 10080, 11586, 13517, 15448, 17379, 19310, 23172, 27034, 28965, 30896, 34758, 38620, 40551, 46344, 54068, 57930, 61792, 67585, 69516, 77240, 81102, 86895, 92688, 108136, 115860, 121653, 135170, 139032, 154480, 162204, 173790, 185376, 202755, 216272, 231720, 243306, 270340, 278064, 308960, 324408, 347580, 405510, 432544, 463440, 486612, 540680, 556128, 608265, 648816, 695160, 811020, 926880, 973224, 1081360, 1216530, 1297632, 1390320, 1622040, 1946448, 2162720, 2433060, 2780640, 3244080, 3892896, 4866120, 6488160, 9732240, 19464480]

約数ペア:

[(1, 19464480), (2, 9732240), (3, 6488160), (4, 4866120), (5, 3892896), (6, 3244080), (7, 2780640), (8, 2433060), (9, 2162720), (10, 1946448), (12, 1622040), (14, 1390320), (15, 1297632), (16, 1216530), (18, 1081360), (20, 973224), (21, 926880), (24, 811020), (28, 695160), (30, 648816), (32, 608265), (35, 556128), (36, 540680), (40, 486612), (42, 463440), (45, 432544), (48, 405510), (56, 347580), (60, 324408), (63, 308960), (70, 278064), (72, 270340), (80, 243306), (84, 231720), (90, 216272), (96, 202755), (105, 185376), (112, 173790), (120, 162204), (126, 154480), (140, 139032), (144, 135170), (160, 121653), (168, 115860), (180, 108136), (210, 92688), (224, 86895), (240, 81102), (252, 77240), (280, 69516), (288, 67585), (315, 61792), (336, 57930), (360, 54068), (420, 46344), (480, 40551), (504, 38620), (560, 34758), (630, 30896), (672, 28965), (720, 27034), (840, 23172), (1008, 19310), (1120, 17379), (1260, 15448), (1440, 13517), (1680, 11586), (1931, 10080), (2016, 9655), (2520, 7724), (3360, 5793), (3862, 5040)]