55776840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2887}}^1$

素因数の和:2931

約数の個数: 128

約数和(自身を含む): 199618560

約数和(自身を除く): 143841720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 2887, 3220, 3864, 4830, 5774, 6440, 8661, 9660, 11548, 14435, 17322, 19320, 20209, 23096, 28870, 34644, 40418, 43305, 57740, 60627, 66401, 69288, 80836, 86610, 101045, 115480, 121254, 132802, 161672, 173220, 199203, 202090, 242508, 265604, 303135, 332005, 346440, 398406, 404180, 464807, 485016, 531208, 606270, 664010, 796812, 808360, 929614, 996015, 1212540, 1328020, 1394421, 1593624, 1859228, 1992030, 2324035, 2425080, 2656040, 2788842, 3718456, 3984060, 4648070, 5577684, 6972105, 7968120, 9296140, 11155368, 13944210, 18592280, 27888420, 55776840]

約数ペア:

[(1, 55776840), (2, 27888420), (3, 18592280), (4, 13944210), (5, 11155368), (6, 9296140), (7, 7968120), (8, 6972105), (10, 5577684), (12, 4648070), (14, 3984060), (15, 3718456), (20, 2788842), (21, 2656040), (23, 2425080), (24, 2324035), (28, 1992030), (30, 1859228), (35, 1593624), (40, 1394421), (42, 1328020), (46, 1212540), (56, 996015), (60, 929614), (69, 808360), (70, 796812), (84, 664010), (92, 606270), (105, 531208), (115, 485016), (120, 464807), (138, 404180), (140, 398406), (161, 346440), (168, 332005), (184, 303135), (210, 265604), (230, 242508), (276, 202090), (280, 199203), (322, 173220), (345, 161672), (420, 132802), (460, 121254), (483, 115480), (552, 101045), (644, 86610), (690, 80836), (805, 69288), (840, 66401), (920, 60627), (966, 57740), (1288, 43305), (1380, 40418), (1610, 34644), (1932, 28870), (2415, 23096), (2760, 20209), (2887, 19320), (3220, 17322), (3864, 14435), (4830, 11548), (5774, 9660), (6440, 8661)]