87884720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1297}}^1$

素因数の和:1339

約数の個数: 120

約数和(自身を含む): 256879392

約数和(自身を除く): 168994672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1210, 1232, 1297, 1540, 1694, 1936, 2420, 2594, 3080, 3388, 4235, 4840, 5188, 6160, 6485, 6776, 8470, 9079, 9680, 10376, 12970, 13552, 14267, 16940, 18158, 20752, 25940, 28534, 33880, 36316, 45395, 51880, 57068, 67760, 71335, 72632, 90790, 99869, 103760, 114136, 142670, 145264, 156937, 181580, 199738, 228272, 285340, 313874, 363160, 399476, 499345, 570680, 627748, 726320, 784685, 798952, 998690, 1098559, 1141360, 1255496, 1569370, 1597904, 1997380, 2197118, 2510992, 3138740, 3994760, 4394236, 5492795, 6277480, 7989520, 8788472, 10985590, 12554960, 17576944, 21971180, 43942360, 87884720]

約数ペア:

[(1, 87884720), (2, 43942360), (4, 21971180), (5, 17576944), (7, 12554960), (8, 10985590), (10, 8788472), (11, 7989520), (14, 6277480), (16, 5492795), (20, 4394236), (22, 3994760), (28, 3138740), (35, 2510992), (40, 2197118), (44, 1997380), (55, 1597904), (56, 1569370), (70, 1255496), (77, 1141360), (80, 1098559), (88, 998690), (110, 798952), (112, 784685), (121, 726320), (140, 627748), (154, 570680), (176, 499345), (220, 399476), (242, 363160), (280, 313874), (308, 285340), (385, 228272), (440, 199738), (484, 181580), (560, 156937), (605, 145264), (616, 142670), (770, 114136), (847, 103760), (880, 99869), (968, 90790), (1210, 72632), (1232, 71335), (1297, 67760), (1540, 57068), (1694, 51880), (1936, 45395), (2420, 36316), (2594, 33880), (3080, 28534), (3388, 25940), (4235, 20752), (4840, 18158), (5188, 16940), (6160, 14267), (6485, 13552), (6776, 12970), (8470, 10376), (9079, 9680)]