248502160

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 636387840

約数和(自身を除く): 387885680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 47, 53, 58, 80, 86, 94, 106, 116, 145, 172, 188, 212, 215, 232, 235, 265, 290, 344, 376, 424, 430, 464, 470, 530, 580, 688, 752, 848, 860, 940, 1060, 1160, 1247, 1363, 1537, 1720, 1880, 2021, 2120, 2279, 2320, 2491, 2494, 2726, 3074, 3440, 3760, 4042, 4240, 4558, 4982, 4988, 5452, 6148, 6235, 6815, 7685, 8084, 9116, 9964, 9976, 10105, 10904, 11395, 12296, 12455, 12470, 13630, 15370, 16168, 18232, 19928, 19952, 20210, 21808, 22790, 24592, 24910, 24940, 27260, 30740, 32336, 36464, 39856, 40420, 45580, 49820, 49880, 54520, 58609, 61480, 66091, 72239, 80840, 91160, 99640, 99760, 107113, 109040, 117218, 122960, 132182, 144478, 161680, 182320, 199280, 214226, 234436, 264364, 288956, 293045, 330455, 361195, 428452, 468872, 528728, 535565, 577912, 586090, 660910, 722390, 856904, 937744, 1057456, 1071130, 1155824, 1172180, 1321820, 1444780, 1713808, 2142260, 2344360, 2643640, 2889560, 3106277, 4284520, 4688720, 5287280, 5779120, 6212554, 8569040, 12425108, 15531385, 24850216, 31062770, 49700432, 62125540, 124251080, 248502160]

約数ペア:

[(1, 248502160), (2, 124251080), (4, 62125540), (5, 49700432), (8, 31062770), (10, 24850216), (16, 15531385), (20, 12425108), (29, 8569040), (40, 6212554), (43, 5779120), (47, 5287280), (53, 4688720), (58, 4284520), (80, 3106277), (86, 2889560), (94, 2643640), (106, 2344360), (116, 2142260), (145, 1713808), (172, 1444780), (188, 1321820), (212, 1172180), (215, 1155824), (232, 1071130), (235, 1057456), (265, 937744), (290, 856904), (344, 722390), (376, 660910), (424, 586090), (430, 577912), (464, 535565), (470, 528728), (530, 468872), (580, 428452), (688, 361195), (752, 330455), (848, 293045), (860, 288956), (940, 264364), (1060, 234436), (1160, 214226), (1247, 199280), (1363, 182320), (1537, 161680), (1720, 144478), (1880, 132182), (2021, 122960), (2120, 117218), (2279, 109040), (2320, 107113), (2491, 99760), (2494, 99640), (2726, 91160), (3074, 80840), (3440, 72239), (3760, 66091), (4042, 61480), (4240, 58609), (4558, 54520), (4982, 49880), (4988, 49820), (5452, 45580), (6148, 40420), (6235, 39856), (6815, 36464), (7685, 32336), (8084, 30740), (9116, 27260), (9964, 24940), (9976, 24910), (10105, 24592), (10904, 22790), (11395, 21808), (12296, 20210), (12455, 19952), (12470, 19928), (13630, 18232), (15370, 16168)]