203255920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2729}}^1$

素因数の和:2775

約数の個数: 120

約数和(自身を含む): 578869200

約数和(自身を除く): 375613280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 2729, 3724, 3920, 4655, 5320, 5458, 7448, 9310, 10640, 10916, 13645, 14896, 18620, 19103, 21832, 27290, 37240, 38206, 43664, 51851, 54580, 74480, 76412, 95515, 103702, 109160, 133721, 152824, 191030, 207404, 218320, 259255, 267442, 305648, 362957, 382060, 414808, 518510, 534884, 668605, 725914, 764120, 829616, 1037020, 1069768, 1337210, 1451828, 1528240, 1814785, 2074040, 2139536, 2540699, 2674420, 2903656, 3629570, 4148080, 5081398, 5348840, 5807312, 7259140, 10162796, 10697680, 12703495, 14518280, 20325592, 25406990, 29036560, 40651184, 50813980, 101627960, 203255920]

約数ペア:

[(1, 203255920), (2, 101627960), (4, 50813980), (5, 40651184), (7, 29036560), (8, 25406990), (10, 20325592), (14, 14518280), (16, 12703495), (19, 10697680), (20, 10162796), (28, 7259140), (35, 5807312), (38, 5348840), (40, 5081398), (49, 4148080), (56, 3629570), (70, 2903656), (76, 2674420), (80, 2540699), (95, 2139536), (98, 2074040), (112, 1814785), (133, 1528240), (140, 1451828), (152, 1337210), (190, 1069768), (196, 1037020), (245, 829616), (266, 764120), (280, 725914), (304, 668605), (380, 534884), (392, 518510), (490, 414808), (532, 382060), (560, 362957), (665, 305648), (760, 267442), (784, 259255), (931, 218320), (980, 207404), (1064, 191030), (1330, 152824), (1520, 133721), (1862, 109160), (1960, 103702), (2128, 95515), (2660, 76412), (2729, 74480), (3724, 54580), (3920, 51851), (4655, 43664), (5320, 38206), (5458, 37240), (7448, 27290), (9310, 21832), (10640, 19103), (10916, 18620), (13645, 14896)]