638327088

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4909}}^1$

素因数の和:4976

約数の個数: 160

約数和(自身を含む): 2143116800

約数和(自身を除く): 1504789712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 43, 48, 54, 56, 63, 72, 84, 86, 108, 112, 126, 129, 144, 168, 172, 189, 216, 252, 258, 301, 336, 344, 378, 387, 432, 504, 516, 602, 688, 756, 774, 903, 1008, 1032, 1161, 1204, 1512, 1548, 1806, 2064, 2322, 2408, 2709, 3024, 3096, 3612, 4644, 4816, 4909, 5418, 6192, 7224, 8127, 9288, 9818, 10836, 14448, 14727, 16254, 18576, 19636, 21672, 29454, 32508, 34363, 39272, 43344, 44181, 58908, 65016, 68726, 78544, 88362, 103089, 117816, 130032, 132543, 137452, 176724, 206178, 211087, 235632, 265086, 274904, 309267, 353448, 412356, 422174, 530172, 549808, 618534, 633261, 706896, 824712, 844348, 927801, 1060344, 1237068, 1266522, 1477609, 1649424, 1688696, 1855602, 1899783, 2120688, 2474136, 2533044, 2955218, 3377392, 3711204, 3799566, 4432827, 4948272, 5066088, 5699349, 5910436, 7422408, 7599132, 8865654, 10132176, 11398698, 11820872, 13298481, 14844816, 15198264, 17731308, 22797396, 23641744, 26596962, 30396528, 35462616, 39895443, 45594792, 53193924, 70925232, 79790886, 91189584, 106387848, 159581772, 212775696, 319163544, 638327088]

約数ペア:

[(1, 638327088), (2, 319163544), (3, 212775696), (4, 159581772), (6, 106387848), (7, 91189584), (8, 79790886), (9, 70925232), (12, 53193924), (14, 45594792), (16, 39895443), (18, 35462616), (21, 30396528), (24, 26596962), (27, 23641744), (28, 22797396), (36, 17731308), (42, 15198264), (43, 14844816), (48, 13298481), (54, 11820872), (56, 11398698), (63, 10132176), (72, 8865654), (84, 7599132), (86, 7422408), (108, 5910436), (112, 5699349), (126, 5066088), (129, 4948272), (144, 4432827), (168, 3799566), (172, 3711204), (189, 3377392), (216, 2955218), (252, 2533044), (258, 2474136), (301, 2120688), (336, 1899783), (344, 1855602), (378, 1688696), (387, 1649424), (432, 1477609), (504, 1266522), (516, 1237068), (602, 1060344), (688, 927801), (756, 844348), (774, 824712), (903, 706896), (1008, 633261), (1032, 618534), (1161, 549808), (1204, 530172), (1512, 422174), (1548, 412356), (1806, 353448), (2064, 309267), (2322, 274904), (2408, 265086), (2709, 235632), (3024, 211087), (3096, 206178), (3612, 176724), (4644, 137452), (4816, 132543), (4909, 130032), (5418, 117816), (6192, 103089), (7224, 88362), (8127, 78544), (9288, 68726), (9818, 65016), (10836, 58908), (14448, 44181), (14727, 43344), (16254, 39272), (18576, 34363), (19636, 32508), (21672, 29454)]