319492040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{30839}}^1$

素因数の和:30894

約数の個数: 64

約数和(自身を含む): 843782400

約数和(自身を除く): 524290360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 30839, 61678, 123356, 154195, 215873, 246712, 308390, 431746, 616780, 863492, 1079365, 1141043, 1233560, 1726984, 2158730, 2282086, 4317460, 4564172, 5705215, 7987301, 8634920, 9128344, 11410430, 15974602, 22820860, 31949204, 39936505, 45641720, 63898408, 79873010, 159746020, 319492040]

約数ペア:

[(1, 319492040), (2, 159746020), (4, 79873010), (5, 63898408), (7, 45641720), (8, 39936505), (10, 31949204), (14, 22820860), (20, 15974602), (28, 11410430), (35, 9128344), (37, 8634920), (40, 7987301), (56, 5705215), (70, 4564172), (74, 4317460), (140, 2282086), (148, 2158730), (185, 1726984), (259, 1233560), (280, 1141043), (296, 1079365), (370, 863492), (518, 616780), (740, 431746), (1036, 308390), (1295, 246712), (1480, 215873), (2072, 154195), (2590, 123356), (5180, 61678), (10360, 30839)]