219897944

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{887}}^1$

素因数の和:1152

約数の個数: 64

約数和(自身を含む): 498700800

約数和(自身を除く): 278802856

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 233, 266, 466, 532, 887, 932, 1064, 1631, 1774, 1864, 3262, 3548, 4427, 6209, 6524, 7096, 8854, 12418, 13048, 16853, 17708, 24836, 30989, 33706, 35416, 49672, 61978, 67412, 117971, 123956, 134824, 206671, 235942, 247912, 413342, 471884, 826684, 943768, 1446697, 1653368, 2893394, 3926749, 5786788, 7853498, 11573576, 15706996, 27487243, 31413992, 54974486, 109948972, 219897944]

約数ペア:

[(1, 219897944), (2, 109948972), (4, 54974486), (7, 31413992), (8, 27487243), (14, 15706996), (19, 11573576), (28, 7853498), (38, 5786788), (56, 3926749), (76, 2893394), (133, 1653368), (152, 1446697), (233, 943768), (266, 826684), (466, 471884), (532, 413342), (887, 247912), (932, 235942), (1064, 206671), (1631, 134824), (1774, 123956), (1864, 117971), (3262, 67412), (3548, 61978), (4427, 49672), (6209, 35416), (6524, 33706), (7096, 30989), (8854, 24836), (12418, 17708), (13048, 16853)]