79401780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{441121}}^1$

素因数の和:441136

約数の個数: 36

約数和(自身を含む): 240852612

約数和(自身を除く): 161450832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 441121, 882242, 1323363, 1764484, 2205605, 2646726, 3970089, 4411210, 5293452, 6616815, 7940178, 8822420, 13233630, 15880356, 19850445, 26467260, 39700890, 79401780]

約数ペア:

[(1, 79401780), (2, 39700890), (3, 26467260), (4, 19850445), (5, 15880356), (6, 13233630), (9, 8822420), (10, 7940178), (12, 6616815), (15, 5293452), (18, 4411210), (20, 3970089), (30, 2646726), (36, 2205605), (45, 1764484), (60, 1323363), (90, 882242), (180, 441121)]