221259560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{10039}}^1$

素因数の和:10098

約数の個数: 64

約数和(自身を含む): 542160000

約数和(自身を除く): 320900440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 10039, 11020, 20078, 22040, 40156, 50195, 80312, 100390, 190741, 200780, 291131, 381482, 401560, 582262, 762964, 953705, 1164524, 1455655, 1525928, 1907410, 2329048, 2911310, 3814820, 5531489, 5822620, 7629640, 11062978, 11645240, 22125956, 27657445, 44251912, 55314890, 110629780, 221259560]

約数ペア:

[(1, 221259560), (2, 110629780), (4, 55314890), (5, 44251912), (8, 27657445), (10, 22125956), (19, 11645240), (20, 11062978), (29, 7629640), (38, 5822620), (40, 5531489), (58, 3814820), (76, 2911310), (95, 2329048), (116, 1907410), (145, 1525928), (152, 1455655), (190, 1164524), (232, 953705), (290, 762964), (380, 582262), (551, 401560), (580, 381482), (760, 291131), (1102, 200780), (1160, 190741), (2204, 100390), (2755, 80312), (4408, 50195), (5510, 40156), (10039, 22040), (11020, 20078)]