215871040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8761}}^1$

素因数の和:8796

約数の個数: 112

約数和(自身を含む): 640957824

約数和(自身を除く): 425086784

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 8761, 12320, 17522, 24640, 35044, 43805, 61327, 70088, 87610, 96371, 122654, 140176, 175220, 192742, 245308, 280352, 306635, 350440, 385484, 481855, 490616, 560704, 613270, 674597, 700880, 770968, 963710, 981232, 1226540, 1349194, 1401760, 1541936, 1927420, 1962464, 2453080, 2698388, 2803520, 3083872, 3372985, 3854840, 3924928, 4906160, 5396776, 6167744, 6745970, 7709680, 9812320, 10793552, 13491940, 15419360, 19624640, 21587104, 26983880, 30838720, 43174208, 53967760, 107935520, 215871040]

約数ペア:

[(1, 215871040), (2, 107935520), (4, 53967760), (5, 43174208), (7, 30838720), (8, 26983880), (10, 21587104), (11, 19624640), (14, 15419360), (16, 13491940), (20, 10793552), (22, 9812320), (28, 7709680), (32, 6745970), (35, 6167744), (40, 5396776), (44, 4906160), (55, 3924928), (56, 3854840), (64, 3372985), (70, 3083872), (77, 2803520), (80, 2698388), (88, 2453080), (110, 1962464), (112, 1927420), (140, 1541936), (154, 1401760), (160, 1349194), (176, 1226540), (220, 981232), (224, 963710), (280, 770968), (308, 700880), (320, 674597), (352, 613270), (385, 560704), (440, 490616), (448, 481855), (560, 385484), (616, 350440), (704, 306635), (770, 280352), (880, 245308), (1120, 192742), (1232, 175220), (1540, 140176), (1760, 122654), (2240, 96371), (2464, 87610), (3080, 70088), (3520, 61327), (4928, 43805), (6160, 35044), (8761, 24640), (12320, 17522)]