221171552

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:524

約数の個数: 96

約数和(自身を含む): 528756480

約数和(自身を除く): 307584928

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 157, 224, 266, 304, 314, 331, 532, 608, 628, 662, 1064, 1099, 1256, 1324, 2128, 2198, 2317, 2512, 2648, 2983, 4256, 4396, 4634, 5024, 5296, 5966, 6289, 8792, 9268, 10592, 11932, 12578, 17584, 18536, 20881, 23864, 25156, 35168, 37072, 41762, 44023, 47728, 50312, 51967, 74144, 83524, 88046, 95456, 100624, 103934, 167048, 176092, 201248, 207868, 334096, 352184, 363769, 415736, 668192, 704368, 727538, 831472, 987373, 1408736, 1455076, 1662944, 1974746, 2910152, 3949492, 5820304, 6911611, 7898984, 11640608, 13823222, 15797968, 27646444, 31595936, 55292888, 110585776, 221171552]

約数ペア:

[(1, 221171552), (2, 110585776), (4, 55292888), (7, 31595936), (8, 27646444), (14, 15797968), (16, 13823222), (19, 11640608), (28, 7898984), (32, 6911611), (38, 5820304), (56, 3949492), (76, 2910152), (112, 1974746), (133, 1662944), (152, 1455076), (157, 1408736), (224, 987373), (266, 831472), (304, 727538), (314, 704368), (331, 668192), (532, 415736), (608, 363769), (628, 352184), (662, 334096), (1064, 207868), (1099, 201248), (1256, 176092), (1324, 167048), (2128, 103934), (2198, 100624), (2317, 95456), (2512, 88046), (2648, 83524), (2983, 74144), (4256, 51967), (4396, 50312), (4634, 47728), (5024, 44023), (5296, 41762), (5966, 37072), (6289, 35168), (8792, 25156), (9268, 23864), (10592, 20881), (11932, 18536), (12578, 17584)]