28255321080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11212429}}^1$

素因数の和:11212453

約数の個数: 96

約数和(自身を含む): 104948344800

約数和(自身を除く): 76693023720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 11212429, 22424858, 33637287, 44849716, 56062145, 67274574, 78487003, 89699432, 100911861, 112124290, 134549148, 156974006, 168186435, 201823722, 224248580, 235461009, 269098296, 313948012, 336372870, 392435015, 403647444, 448497160, 470922018, 504559305, 627896024, 672745740, 706383027, 784870030, 807294888, 941844036, 1009118610, 1177305045, 1345491480, 1412766054, 1569740060, 1883688072, 2018237220, 2354610090, 2825532108, 3139480120, 3531915135, 4036474440, 4709220180, 5651064216, 7063830270, 9418440360, 14127660540, 28255321080]

約数ペア:

[(1, 28255321080), (2, 14127660540), (3, 9418440360), (4, 7063830270), (5, 5651064216), (6, 4709220180), (7, 4036474440), (8, 3531915135), (9, 3139480120), (10, 2825532108), (12, 2354610090), (14, 2018237220), (15, 1883688072), (18, 1569740060), (20, 1412766054), (21, 1345491480), (24, 1177305045), (28, 1009118610), (30, 941844036), (35, 807294888), (36, 784870030), (40, 706383027), (42, 672745740), (45, 627896024), (56, 504559305), (60, 470922018), (63, 448497160), (70, 403647444), (72, 392435015), (84, 336372870), (90, 313948012), (105, 269098296), (120, 235461009), (126, 224248580), (140, 201823722), (168, 168186435), (180, 156974006), (210, 134549148), (252, 112124290), (280, 100911861), (315, 89699432), (360, 78487003), (420, 67274574), (504, 56062145), (630, 44849716), (840, 33637287), (1260, 22424858), (2520, 11212429)]