212475520

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:426

約数の個数: 128

約数和(自身を含む): 548596800

約数和(自身を除く): 336121280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 80, 85, 118, 128, 136, 160, 170, 236, 272, 295, 320, 331, 340, 472, 544, 590, 640, 662, 680, 944, 1003, 1088, 1180, 1324, 1360, 1655, 1888, 2006, 2176, 2360, 2648, 2720, 3310, 3776, 4012, 4720, 5015, 5296, 5440, 5627, 6620, 7552, 8024, 9440, 10030, 10592, 10880, 11254, 13240, 16048, 18880, 19529, 20060, 21184, 22508, 26480, 28135, 32096, 37760, 39058, 40120, 42368, 45016, 52960, 56270, 64192, 78116, 80240, 90032, 97645, 105920, 112540, 128384, 156232, 160480, 180064, 195290, 211840, 225080, 312464, 320960, 331993, 360128, 390580, 450160, 624928, 641920, 663986, 720256, 781160, 900320, 1249856, 1327972, 1562320, 1659965, 1800640, 2499712, 2655944, 3124640, 3319930, 3601280, 5311888, 6249280, 6639860, 10623776, 12498560, 13279720, 21247552, 26559440, 42495104, 53118880, 106237760, 212475520]

約数ペア:

[(1, 212475520), (2, 106237760), (4, 53118880), (5, 42495104), (8, 26559440), (10, 21247552), (16, 13279720), (17, 12498560), (20, 10623776), (32, 6639860), (34, 6249280), (40, 5311888), (59, 3601280), (64, 3319930), (68, 3124640), (80, 2655944), (85, 2499712), (118, 1800640), (128, 1659965), (136, 1562320), (160, 1327972), (170, 1249856), (236, 900320), (272, 781160), (295, 720256), (320, 663986), (331, 641920), (340, 624928), (472, 450160), (544, 390580), (590, 360128), (640, 331993), (662, 320960), (680, 312464), (944, 225080), (1003, 211840), (1088, 195290), (1180, 180064), (1324, 160480), (1360, 156232), (1655, 128384), (1888, 112540), (2006, 105920), (2176, 97645), (2360, 90032), (2648, 80240), (2720, 78116), (3310, 64192), (3776, 56270), (4012, 52960), (4720, 45016), (5015, 42368), (5296, 40120), (5440, 39058), (5627, 37760), (6620, 32096), (7552, 28135), (8024, 26480), (9440, 22508), (10030, 21184), (10592, 20060), (10880, 19529), (11254, 18880), (13240, 16048)]