64885320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{823}}^1$

素因数の和:916

約数の個数: 128

約数和(自身を含む): 219513600

約数和(自身を除く): 154628280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 135, 146, 180, 216, 219, 270, 292, 360, 365, 438, 540, 584, 657, 730, 823, 876, 1080, 1095, 1314, 1460, 1646, 1752, 1971, 2190, 2469, 2628, 2920, 3285, 3292, 3942, 4115, 4380, 4938, 5256, 6570, 6584, 7407, 7884, 8230, 8760, 9855, 9876, 12345, 13140, 14814, 15768, 16460, 19710, 19752, 22221, 24690, 26280, 29628, 32920, 37035, 39420, 44442, 49380, 59256, 60079, 74070, 78840, 88884, 98760, 111105, 120158, 148140, 177768, 180237, 222210, 240316, 296280, 300395, 360474, 444420, 480632, 540711, 600790, 720948, 888840, 901185, 1081422, 1201580, 1441896, 1622133, 1802370, 2162844, 2403160, 2703555, 3244266, 3604740, 4325688, 5407110, 6488532, 7209480, 8110665, 10814220, 12977064, 16221330, 21628440, 32442660, 64885320]

約数ペア:

[(1, 64885320), (2, 32442660), (3, 21628440), (4, 16221330), (5, 12977064), (6, 10814220), (8, 8110665), (9, 7209480), (10, 6488532), (12, 5407110), (15, 4325688), (18, 3604740), (20, 3244266), (24, 2703555), (27, 2403160), (30, 2162844), (36, 1802370), (40, 1622133), (45, 1441896), (54, 1201580), (60, 1081422), (72, 901185), (73, 888840), (90, 720948), (108, 600790), (120, 540711), (135, 480632), (146, 444420), (180, 360474), (216, 300395), (219, 296280), (270, 240316), (292, 222210), (360, 180237), (365, 177768), (438, 148140), (540, 120158), (584, 111105), (657, 98760), (730, 88884), (823, 78840), (876, 74070), (1080, 60079), (1095, 59256), (1314, 49380), (1460, 44442), (1646, 39420), (1752, 37035), (1971, 32920), (2190, 29628), (2469, 26280), (2628, 24690), (2920, 22221), (3285, 19752), (3292, 19710), (3942, 16460), (4115, 15768), (4380, 14814), (4938, 13140), (5256, 12345), (6570, 9876), (6584, 9855), (7407, 8760), (7884, 8230)]