67898320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17321}}^1$

素因数の和:17348

約数の個数: 60

約数和(自身を含む): 183647844

約数和(自身を除く): 115749524

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 17321, 34642, 69284, 86605, 121247, 138568, 173210, 242494, 277136, 346420, 484988, 606235, 692840, 848729, 969976, 1212470, 1385680, 1697458, 1939952, 2424940, 3394916, 4243645, 4849880, 6789832, 8487290, 9699760, 13579664, 16974580, 33949160, 67898320]

約数ペア:

[(1, 67898320), (2, 33949160), (4, 16974580), (5, 13579664), (7, 9699760), (8, 8487290), (10, 6789832), (14, 4849880), (16, 4243645), (20, 3394916), (28, 2424940), (35, 1939952), (40, 1697458), (49, 1385680), (56, 1212470), (70, 969976), (80, 848729), (98, 692840), (112, 606235), (140, 484988), (196, 346420), (245, 277136), (280, 242494), (392, 173210), (490, 138568), (560, 121247), (784, 86605), (980, 69284), (1960, 34642), (3920, 17321)]