329072740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^4\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 60

約数和(自身を含む): 737970156

約数和(自身を除く): 408897416

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 289, 340, 394, 578, 788, 985, 1156, 1445, 1970, 2890, 3349, 3940, 4913, 5780, 6698, 9826, 13396, 16745, 19652, 24565, 33490, 49130, 56933, 66980, 83521, 98260, 113866, 167042, 227732, 284665, 334084, 417605, 569330, 835210, 967861, 1138660, 1670420, 1935722, 3871444, 4839305, 9678610, 16453637, 19357220, 32907274, 65814548, 82268185, 164536370, 329072740]

約数ペア:

[(1, 329072740), (2, 164536370), (4, 82268185), (5, 65814548), (10, 32907274), (17, 19357220), (20, 16453637), (34, 9678610), (68, 4839305), (85, 3871444), (170, 1935722), (197, 1670420), (289, 1138660), (340, 967861), (394, 835210), (578, 569330), (788, 417605), (985, 334084), (1156, 284665), (1445, 227732), (1970, 167042), (2890, 113866), (3349, 98260), (3940, 83521), (4913, 66980), (5780, 56933), (6698, 49130), (9826, 33490), (13396, 24565), (16745, 19652)]