289208080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1787}}^1$

素因数の和:1841

約数の個数: 120

約数和(自身を含む): 816787008

約数和(自身を除く): 527578928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 289, 340, 476, 560, 578, 595, 680, 952, 1156, 1190, 1360, 1445, 1787, 1904, 2023, 2312, 2380, 2890, 3574, 4046, 4624, 4760, 5780, 7148, 8092, 8935, 9520, 10115, 11560, 12509, 14296, 16184, 17870, 20230, 23120, 25018, 28592, 30379, 32368, 35740, 40460, 50036, 60758, 62545, 71480, 80920, 100072, 121516, 125090, 142960, 151895, 161840, 200144, 212653, 243032, 250180, 303790, 425306, 486064, 500360, 516443, 607580, 850612, 1000720, 1032886, 1063265, 1215160, 1701224, 2065772, 2126530, 2430320, 2582215, 3402448, 3615101, 4131544, 4253060, 5164430, 7230202, 8263088, 8506120, 10328860, 14460404, 17012240, 18075505, 20657720, 28920808, 36151010, 41315440, 57841616, 72302020, 144604040, 289208080]

約数ペア:

[(1, 289208080), (2, 144604040), (4, 72302020), (5, 57841616), (7, 41315440), (8, 36151010), (10, 28920808), (14, 20657720), (16, 18075505), (17, 17012240), (20, 14460404), (28, 10328860), (34, 8506120), (35, 8263088), (40, 7230202), (56, 5164430), (68, 4253060), (70, 4131544), (80, 3615101), (85, 3402448), (112, 2582215), (119, 2430320), (136, 2126530), (140, 2065772), (170, 1701224), (238, 1215160), (272, 1063265), (280, 1032886), (289, 1000720), (340, 850612), (476, 607580), (560, 516443), (578, 500360), (595, 486064), (680, 425306), (952, 303790), (1156, 250180), (1190, 243032), (1360, 212653), (1445, 200144), (1787, 161840), (1904, 151895), (2023, 142960), (2312, 125090), (2380, 121516), (2890, 100072), (3574, 80920), (4046, 71480), (4624, 62545), (4760, 60758), (5780, 50036), (7148, 40460), (8092, 35740), (8935, 32368), (9520, 30379), (10115, 28592), (11560, 25018), (12509, 23120), (14296, 20230), (16184, 17870)]