17980200

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1427}}^1$

素因数の和:1456

約数の個数: 144

約数和(自身を含む): 69058080

約数和(自身を除く): 51077880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1427, 1575, 1800, 2100, 2520, 2854, 3150, 4200, 4281, 5708, 6300, 7135, 8562, 9989, 11416, 12600, 12843, 14270, 17124, 19978, 21405, 25686, 28540, 29967, 34248, 35675, 39956, 42810, 49945, 51372, 57080, 59934, 64215, 71350, 79912, 85620, 89901, 99890, 102744, 107025, 119868, 128430, 142700, 149835, 171240, 179802, 199780, 214050, 239736, 249725, 256860, 285400, 299670, 321075, 359604, 399560, 428100, 449505, 499450, 513720, 599340, 642150, 719208, 749175, 856200, 899010, 998900, 1198680, 1284300, 1498350, 1798020, 1997800, 2247525, 2568600, 2996700, 3596040, 4495050, 5993400, 8990100, 17980200]

約数ペア:

[(1, 17980200), (2, 8990100), (3, 5993400), (4, 4495050), (5, 3596040), (6, 2996700), (7, 2568600), (8, 2247525), (9, 1997800), (10, 1798020), (12, 1498350), (14, 1284300), (15, 1198680), (18, 998900), (20, 899010), (21, 856200), (24, 749175), (25, 719208), (28, 642150), (30, 599340), (35, 513720), (36, 499450), (40, 449505), (42, 428100), (45, 399560), (50, 359604), (56, 321075), (60, 299670), (63, 285400), (70, 256860), (72, 249725), (75, 239736), (84, 214050), (90, 199780), (100, 179802), (105, 171240), (120, 149835), (126, 142700), (140, 128430), (150, 119868), (168, 107025), (175, 102744), (180, 99890), (200, 89901), (210, 85620), (225, 79912), (252, 71350), (280, 64215), (300, 59934), (315, 57080), (350, 51372), (360, 49945), (420, 42810), (450, 39956), (504, 35675), (525, 34248), (600, 29967), (630, 28540), (700, 25686), (840, 21405), (900, 19978), (1050, 17124), (1260, 14270), (1400, 12843), (1427, 12600), (1575, 11416), (1800, 9989), (2100, 8562), (2520, 7135), (2854, 6300), (3150, 5708), (4200, 4281)]