39931380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{157}}^2$

素因数の和:335

約数の個数: 90

約数和(自身を含む): 126069174

約数和(自身を除く): 86137794

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 157, 162, 180, 270, 314, 324, 405, 471, 540, 628, 785, 810, 942, 1413, 1570, 1620, 1884, 2355, 2826, 3140, 4239, 4710, 5652, 7065, 8478, 9420, 12717, 14130, 16956, 21195, 24649, 25434, 28260, 42390, 49298, 50868, 63585, 73947, 84780, 98596, 123245, 127170, 147894, 221841, 246490, 254340, 295788, 369735, 443682, 492980, 665523, 739470, 887364, 1109205, 1331046, 1478940, 1996569, 2218410, 2662092, 3327615, 3993138, 4436820, 6655230, 7986276, 9982845, 13310460, 19965690, 39931380]

約数ペア:

[(1, 39931380), (2, 19965690), (3, 13310460), (4, 9982845), (5, 7986276), (6, 6655230), (9, 4436820), (10, 3993138), (12, 3327615), (15, 2662092), (18, 2218410), (20, 1996569), (27, 1478940), (30, 1331046), (36, 1109205), (45, 887364), (54, 739470), (60, 665523), (81, 492980), (90, 443682), (108, 369735), (135, 295788), (157, 254340), (162, 246490), (180, 221841), (270, 147894), (314, 127170), (324, 123245), (405, 98596), (471, 84780), (540, 73947), (628, 63585), (785, 50868), (810, 49298), (942, 42390), (1413, 28260), (1570, 25434), (1620, 24649), (1884, 21195), (2355, 16956), (2826, 14130), (3140, 12717), (4239, 9420), (4710, 8478), (5652, 7065)]