78183990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3461}}^1$

素因数の和:3725

約数の個数: 48

約数和(自身を含む): 204147216

約数和(自身を除く): 125963226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 251, 502, 753, 1255, 1506, 2259, 2510, 3461, 3765, 4518, 6922, 7530, 10383, 11295, 17305, 20766, 22590, 31149, 34610, 51915, 62298, 103830, 155745, 311490, 868711, 1737422, 2606133, 4343555, 5212266, 7818399, 8687110, 13030665, 15636798, 26061330, 39091995, 78183990]

約数ペア:

[(1, 78183990), (2, 39091995), (3, 26061330), (5, 15636798), (6, 13030665), (9, 8687110), (10, 7818399), (15, 5212266), (18, 4343555), (30, 2606133), (45, 1737422), (90, 868711), (251, 311490), (502, 155745), (753, 103830), (1255, 62298), (1506, 51915), (2259, 34610), (2510, 31149), (3461, 22590), (3765, 20766), (4518, 17305), (6922, 11295), (7530, 10383)]