438341120

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:492

約数の個数: 160

約数和(自身を含む): 1223868096

約数和(自身を除く): 785526976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 128, 140, 160, 224, 244, 256, 280, 305, 320, 401, 427, 448, 488, 512, 560, 610, 640, 802, 854, 896, 976, 1120, 1220, 1280, 1604, 1708, 1792, 1952, 2005, 2135, 2240, 2440, 2560, 2807, 3208, 3416, 3584, 3904, 4010, 4270, 4480, 4880, 5614, 6416, 6832, 7808, 8020, 8540, 8960, 9760, 11228, 12832, 13664, 14035, 15616, 16040, 17080, 17920, 19520, 22456, 24461, 25664, 27328, 28070, 31232, 32080, 34160, 39040, 44912, 48922, 51328, 54656, 56140, 64160, 68320, 78080, 89824, 97844, 102656, 109312, 112280, 122305, 128320, 136640, 156160, 171227, 179648, 195688, 205312, 218624, 224560, 244610, 256640, 273280, 342454, 359296, 391376, 449120, 489220, 513280, 546560, 684908, 718592, 782752, 856135, 898240, 978440, 1026560, 1093120, 1369816, 1437184, 1565504, 1712270, 1796480, 1956880, 2739632, 3131008, 3424540, 3592960, 3913760, 5479264, 6262016, 6849080, 7185920, 7827520, 10958528, 12524032, 13698160, 15655040, 21917056, 27396320, 31310080, 43834112, 54792640, 62620160, 87668224, 109585280, 219170560, 438341120]

約数ペア:

[(1, 438341120), (2, 219170560), (4, 109585280), (5, 87668224), (7, 62620160), (8, 54792640), (10, 43834112), (14, 31310080), (16, 27396320), (20, 21917056), (28, 15655040), (32, 13698160), (35, 12524032), (40, 10958528), (56, 7827520), (61, 7185920), (64, 6849080), (70, 6262016), (80, 5479264), (112, 3913760), (122, 3592960), (128, 3424540), (140, 3131008), (160, 2739632), (224, 1956880), (244, 1796480), (256, 1712270), (280, 1565504), (305, 1437184), (320, 1369816), (401, 1093120), (427, 1026560), (448, 978440), (488, 898240), (512, 856135), (560, 782752), (610, 718592), (640, 684908), (802, 546560), (854, 513280), (896, 489220), (976, 449120), (1120, 391376), (1220, 359296), (1280, 342454), (1604, 273280), (1708, 256640), (1792, 244610), (1952, 224560), (2005, 218624), (2135, 205312), (2240, 195688), (2440, 179648), (2560, 171227), (2807, 156160), (3208, 136640), (3416, 128320), (3584, 122305), (3904, 112280), (4010, 109312), (4270, 102656), (4480, 97844), (4880, 89824), (5614, 78080), (6416, 68320), (6832, 64160), (7808, 56140), (8020, 54656), (8540, 51328), (8960, 48922), (9760, 44912), (11228, 39040), (12832, 34160), (13664, 32080), (14035, 31232), (15616, 28070), (16040, 27328), (17080, 25664), (17920, 24461), (19520, 22456)]