19744800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:475

約数の個数: 144

約数和(自身を含む): 67808160

約数和(自身を除く): 48063360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 75, 76, 80, 95, 96, 100, 114, 120, 150, 152, 160, 190, 200, 228, 240, 285, 300, 304, 380, 400, 433, 456, 475, 480, 570, 600, 608, 760, 800, 866, 912, 950, 1140, 1200, 1299, 1425, 1520, 1732, 1824, 1900, 2165, 2280, 2400, 2598, 2850, 3040, 3464, 3800, 4330, 4560, 5196, 5700, 6495, 6928, 7600, 8227, 8660, 9120, 10392, 10825, 11400, 12990, 13856, 15200, 16454, 17320, 20784, 21650, 22800, 24681, 25980, 32475, 32908, 34640, 41135, 41568, 43300, 45600, 49362, 51960, 64950, 65816, 69280, 82270, 86600, 98724, 103920, 123405, 129900, 131632, 164540, 173200, 197448, 205675, 207840, 246810, 259800, 263264, 329080, 346400, 394896, 411350, 493620, 519600, 617025, 658160, 789792, 822700, 987240, 1039200, 1234050, 1316320, 1645400, 1974480, 2468100, 3290800, 3948960, 4936200, 6581600, 9872400, 19744800]

約数ペア:

[(1, 19744800), (2, 9872400), (3, 6581600), (4, 4936200), (5, 3948960), (6, 3290800), (8, 2468100), (10, 1974480), (12, 1645400), (15, 1316320), (16, 1234050), (19, 1039200), (20, 987240), (24, 822700), (25, 789792), (30, 658160), (32, 617025), (38, 519600), (40, 493620), (48, 411350), (50, 394896), (57, 346400), (60, 329080), (75, 263264), (76, 259800), (80, 246810), (95, 207840), (96, 205675), (100, 197448), (114, 173200), (120, 164540), (150, 131632), (152, 129900), (160, 123405), (190, 103920), (200, 98724), (228, 86600), (240, 82270), (285, 69280), (300, 65816), (304, 64950), (380, 51960), (400, 49362), (433, 45600), (456, 43300), (475, 41568), (480, 41135), (570, 34640), (600, 32908), (608, 32475), (760, 25980), (800, 24681), (866, 22800), (912, 21650), (950, 20784), (1140, 17320), (1200, 16454), (1299, 15200), (1425, 13856), (1520, 12990), (1732, 11400), (1824, 10825), (1900, 10392), (2165, 9120), (2280, 8660), (2400, 8227), (2598, 7600), (2850, 6928), (3040, 6495), (3464, 5700), (3800, 5196), (4330, 4560)]