208999680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1532

約数の個数: 144

約数和(自身を含む): 685999104

約数和(自身を除く): 476999424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 296, 320, 370, 384, 444, 480, 555, 592, 640, 740, 768, 888, 960, 1110, 1184, 1280, 1471, 1480, 1776, 1920, 2220, 2368, 2942, 2960, 3552, 3840, 4413, 4440, 4736, 5884, 5920, 7104, 7355, 8826, 8880, 9472, 11768, 11840, 14208, 14710, 17652, 17760, 22065, 23536, 23680, 28416, 29420, 35304, 35520, 44130, 47072, 47360, 54427, 58840, 70608, 71040, 88260, 94144, 108854, 117680, 141216, 142080, 163281, 176520, 188288, 217708, 235360, 272135, 282432, 326562, 353040, 376576, 435416, 470720, 544270, 564864, 653124, 706080, 816405, 870832, 941440, 1088540, 1129728, 1306248, 1412160, 1632810, 1741664, 1882880, 2177080, 2612496, 2824320, 3265620, 3483328, 4354160, 5224992, 5648640, 6531240, 6966656, 8708320, 10449984, 13062480, 13933312, 17416640, 20899968, 26124960, 34833280, 41799936, 52249920, 69666560, 104499840, 208999680]

約数ペア:

[(1, 208999680), (2, 104499840), (3, 69666560), (4, 52249920), (5, 41799936), (6, 34833280), (8, 26124960), (10, 20899968), (12, 17416640), (15, 13933312), (16, 13062480), (20, 10449984), (24, 8708320), (30, 6966656), (32, 6531240), (37, 5648640), (40, 5224992), (48, 4354160), (60, 3483328), (64, 3265620), (74, 2824320), (80, 2612496), (96, 2177080), (111, 1882880), (120, 1741664), (128, 1632810), (148, 1412160), (160, 1306248), (185, 1129728), (192, 1088540), (222, 941440), (240, 870832), (256, 816405), (296, 706080), (320, 653124), (370, 564864), (384, 544270), (444, 470720), (480, 435416), (555, 376576), (592, 353040), (640, 326562), (740, 282432), (768, 272135), (888, 235360), (960, 217708), (1110, 188288), (1184, 176520), (1280, 163281), (1471, 142080), (1480, 141216), (1776, 117680), (1920, 108854), (2220, 94144), (2368, 88260), (2942, 71040), (2960, 70608), (3552, 58840), (3840, 54427), (4413, 47360), (4440, 47072), (4736, 44130), (5884, 35520), (5920, 35304), (7104, 29420), (7355, 28416), (8826, 23680), (8880, 23536), (9472, 22065), (11768, 17760), (11840, 17652), (14208, 14710)]