208821760

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:344

約数の個数: 160

約数和(自身を含む): 587676672

約数和(自身を除く): 378854912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 172, 215, 224, 256, 271, 280, 301, 320, 344, 430, 448, 512, 542, 560, 602, 640, 688, 860, 896, 1084, 1120, 1204, 1280, 1355, 1376, 1505, 1720, 1792, 1897, 2168, 2240, 2408, 2560, 2710, 2752, 3010, 3440, 3584, 3794, 4336, 4480, 4816, 5420, 5504, 6020, 6880, 7588, 8672, 8960, 9485, 9632, 10840, 11008, 11653, 12040, 13760, 15176, 17344, 17920, 18970, 19264, 21680, 22016, 23306, 24080, 27520, 30352, 34688, 37940, 38528, 43360, 46612, 48160, 55040, 58265, 60704, 69376, 75880, 77056, 81571, 86720, 93224, 96320, 110080, 116530, 121408, 138752, 151760, 154112, 163142, 173440, 186448, 192640, 233060, 242816, 303520, 326284, 346880, 372896, 385280, 407855, 466120, 485632, 607040, 652568, 693760, 745792, 770560, 815710, 932240, 971264, 1214080, 1305136, 1491584, 1631420, 1864480, 2428160, 2610272, 2983168, 3262840, 3728960, 4856320, 5220544, 5966336, 6525680, 7457920, 10441088, 13051360, 14915840, 20882176, 26102720, 29831680, 41764352, 52205440, 104410880, 208821760]

約数ペア:

[(1, 208821760), (2, 104410880), (4, 52205440), (5, 41764352), (7, 29831680), (8, 26102720), (10, 20882176), (14, 14915840), (16, 13051360), (20, 10441088), (28, 7457920), (32, 6525680), (35, 5966336), (40, 5220544), (43, 4856320), (56, 3728960), (64, 3262840), (70, 2983168), (80, 2610272), (86, 2428160), (112, 1864480), (128, 1631420), (140, 1491584), (160, 1305136), (172, 1214080), (215, 971264), (224, 932240), (256, 815710), (271, 770560), (280, 745792), (301, 693760), (320, 652568), (344, 607040), (430, 485632), (448, 466120), (512, 407855), (542, 385280), (560, 372896), (602, 346880), (640, 326284), (688, 303520), (860, 242816), (896, 233060), (1084, 192640), (1120, 186448), (1204, 173440), (1280, 163142), (1355, 154112), (1376, 151760), (1505, 138752), (1720, 121408), (1792, 116530), (1897, 110080), (2168, 96320), (2240, 93224), (2408, 86720), (2560, 81571), (2710, 77056), (2752, 75880), (3010, 69376), (3440, 60704), (3584, 58265), (3794, 55040), (4336, 48160), (4480, 46612), (4816, 43360), (5420, 38528), (5504, 37940), (6020, 34688), (6880, 30352), (7588, 27520), (8672, 24080), (8960, 23306), (9485, 22016), (9632, 21680), (10840, 19264), (11008, 18970), (11653, 17920), (12040, 17344), (13760, 15176)]