201440320

素因数分解:

$2^6\times 5^1\times {\mathrm{691}}^1\times {\mathrm{911}}^1$

素因数の和:1619

約数の個数: 56

約数和(自身を含む): 480901248

約数和(自身を除く): 279460928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 691, 911, 1382, 1822, 2764, 3455, 3644, 4555, 5528, 6910, 7288, 9110, 11056, 13820, 14576, 18220, 22112, 27640, 29152, 36440, 44224, 55280, 58304, 72880, 110560, 145760, 221120, 291520, 629501, 1259002, 2518004, 3147505, 5036008, 6295010, 10072016, 12590020, 20144032, 25180040, 40288064, 50360080, 100720160, 201440320]

約数ペア:

[(1, 201440320), (2, 100720160), (4, 50360080), (5, 40288064), (8, 25180040), (10, 20144032), (16, 12590020), (20, 10072016), (32, 6295010), (40, 5036008), (64, 3147505), (80, 2518004), (160, 1259002), (320, 629501), (691, 291520), (911, 221120), (1382, 145760), (1822, 110560), (2764, 72880), (3455, 58304), (3644, 55280), (4555, 44224), (5528, 36440), (6910, 29152), (7288, 27640), (9110, 22112), (11056, 18220), (13820, 14576)]