139959820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7031

約数の個数: 96

約数和(自身を含む): 394684416

約数和(自身を除く): 254724596

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 6991, 10010, 13982, 20020, 27964, 34955, 48937, 69910, 76901, 90883, 97874, 139820, 153802, 181766, 195748, 244685, 307604, 363532, 384505, 454415, 489370, 538307, 636181, 769010, 908830, 978740, 999713, 1076614, 1272362, 1538020, 1817660, 1999426, 2153228, 2544724, 2691535, 3180905, 3998852, 4998565, 5383070, 6361810, 6997991, 9997130, 10766140, 12723620, 13995982, 19994260, 27991964, 34989955, 69979910, 139959820]

約数ペア:

[(1, 139959820), (2, 69979910), (4, 34989955), (5, 27991964), (7, 19994260), (10, 13995982), (11, 12723620), (13, 10766140), (14, 9997130), (20, 6997991), (22, 6361810), (26, 5383070), (28, 4998565), (35, 3998852), (44, 3180905), (52, 2691535), (55, 2544724), (65, 2153228), (70, 1999426), (77, 1817660), (91, 1538020), (110, 1272362), (130, 1076614), (140, 999713), (143, 978740), (154, 908830), (182, 769010), (220, 636181), (260, 538307), (286, 489370), (308, 454415), (364, 384505), (385, 363532), (455, 307604), (572, 244685), (715, 195748), (770, 181766), (910, 153802), (1001, 139820), (1430, 97874), (1540, 90883), (1820, 76901), (2002, 69910), (2860, 48937), (4004, 34955), (5005, 27964), (6991, 20020), (10010, 13982)]