8723751680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1543}}^1$

素因数の和:2202

約数の個数: 144

約数和(自身を含む): 23934618624

約数和(自身を除く): 15210866944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 631, 640, 896, 1120, 1262, 1280, 1543, 1792, 2240, 2524, 3086, 3155, 4417, 4480, 5048, 6172, 6310, 7715, 8834, 8960, 10096, 10801, 12344, 12620, 15430, 17668, 20192, 21602, 22085, 24688, 25240, 30860, 35336, 40384, 43204, 44170, 49376, 50480, 54005, 61720, 70672, 80768, 86408, 88340, 98752, 100960, 108010, 123440, 141344, 161536, 172816, 176680, 197504, 201920, 216020, 246880, 282688, 345632, 353360, 395008, 403840, 432040, 493760, 565376, 691264, 706720, 807680, 864080, 973633, 987520, 1130752, 1382528, 1413440, 1728160, 1947266, 1975040, 2765056, 2826880, 3456320, 3894532, 4868165, 5653760, 6815431, 6912640, 7789064, 9736330, 13630862, 13825280, 15578128, 19472660, 27261724, 31156256, 34077155, 38945320, 54523448, 62312512, 68154310, 77890640, 109046896, 124625024, 136308620, 155781280, 218093792, 249250048, 272617240, 311562560, 436187584, 545234480, 623125120, 872375168, 1090468960, 1246250240, 1744750336, 2180937920, 4361875840, 8723751680]

約数ペア:

[(1, 8723751680), (2, 4361875840), (4, 2180937920), (5, 1744750336), (7, 1246250240), (8, 1090468960), (10, 872375168), (14, 623125120), (16, 545234480), (20, 436187584), (28, 311562560), (32, 272617240), (35, 249250048), (40, 218093792), (56, 155781280), (64, 136308620), (70, 124625024), (80, 109046896), (112, 77890640), (128, 68154310), (140, 62312512), (160, 54523448), (224, 38945320), (256, 34077155), (280, 31156256), (320, 27261724), (448, 19472660), (560, 15578128), (631, 13825280), (640, 13630862), (896, 9736330), (1120, 7789064), (1262, 6912640), (1280, 6815431), (1543, 5653760), (1792, 4868165), (2240, 3894532), (2524, 3456320), (3086, 2826880), (3155, 2765056), (4417, 1975040), (4480, 1947266), (5048, 1728160), (6172, 1413440), (6310, 1382528), (7715, 1130752), (8834, 987520), (8960, 973633), (10096, 864080), (10801, 807680), (12344, 706720), (12620, 691264), (15430, 565376), (17668, 493760), (20192, 432040), (21602, 403840), (22085, 395008), (24688, 353360), (25240, 345632), (30860, 282688), (35336, 246880), (40384, 216020), (43204, 201920), (44170, 197504), (49376, 176680), (50480, 172816), (54005, 161536), (61720, 141344), (70672, 123440), (80768, 108010), (86408, 100960), (88340, 98752)]