238781640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1989847}}^1$

素因数の和:1989861

約数の個数: 32

約数和(自身を含む): 716345280

約数和(自身を除く): 477563640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1989847, 3979694, 5969541, 7959388, 9949235, 11939082, 15918776, 19898470, 23878164, 29847705, 39796940, 47756328, 59695410, 79593880, 119390820, 238781640]

約数ペア:

[(1, 238781640), (2, 119390820), (3, 79593880), (4, 59695410), (5, 47756328), (6, 39796940), (8, 29847705), (10, 23878164), (12, 19898470), (15, 15918776), (20, 11939082), (24, 9949235), (30, 7959388), (40, 5969541), (60, 3979694), (120, 1989847)]