15678720108

素因数分解:

$2^2\times 3^2\times {\mathrm{20269}}^1\times {\mathrm{21487}}^1$

素因数の和:41766

約数の個数: 36

約数和(自身を含む): 39636120160

約数和(自身を除く): 23957400052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 20269, 21487, 40538, 42974, 60807, 64461, 81076, 85948, 121614, 128922, 182421, 193383, 243228, 257844, 364842, 386766, 729684, 773532, 435520003, 871040006, 1306560009, 1742080012, 2613120018, 3919680027, 5226240036, 7839360054, 15678720108]

約数ペア:

[(1, 15678720108), (2, 7839360054), (3, 5226240036), (4, 3919680027), (6, 2613120018), (9, 1742080012), (12, 1306560009), (18, 871040006), (36, 435520003), (20269, 773532), (21487, 729684), (40538, 386766), (42974, 364842), (60807, 257844), (64461, 243228), (81076, 193383), (85948, 182421), (121614, 128922)]