343698980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^2$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 776630400

約数和(自身を除く): 432931420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 107, 158, 190, 214, 316, 380, 395, 428, 535, 790, 1070, 1501, 1580, 2033, 2140, 3002, 4066, 6004, 7505, 8132, 8453, 10165, 11449, 15010, 16906, 20330, 22898, 30020, 33812, 40660, 42265, 45796, 57245, 84530, 114490, 160607, 169060, 217531, 228980, 321214, 435062, 642428, 803035, 870124, 904471, 1087655, 1606070, 1808942, 2175310, 3212140, 3617884, 4350620, 4522355, 9044710, 17184949, 18089420, 34369898, 68739796, 85924745, 171849490, 343698980]

約数ペア:

[(1, 343698980), (2, 171849490), (4, 85924745), (5, 68739796), (10, 34369898), (19, 18089420), (20, 17184949), (38, 9044710), (76, 4522355), (79, 4350620), (95, 3617884), (107, 3212140), (158, 2175310), (190, 1808942), (214, 1606070), (316, 1087655), (380, 904471), (395, 870124), (428, 803035), (535, 642428), (790, 435062), (1070, 321214), (1501, 228980), (1580, 217531), (2033, 169060), (2140, 160607), (3002, 114490), (4066, 84530), (6004, 57245), (7505, 45796), (8132, 42265), (8453, 40660), (10165, 33812), (11449, 30020), (15010, 22898), (16906, 20330)]